Thứ Năm, 9 tháng 6, 2016

Excel functions (alphabetical)

 excel functions Applies To:  Excel 2016 , Excel 2013 , Excel 2010 , Excel 2007 , Excel 2016 for Mac , Excel for Mac 2011 , More...
Click a letter to go to functions that start with it. Or press Ctrl+F to find a function by typing the first few letters or a descriptive word. To get detailed information about a function, click its name in the first column.
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
NOTE: Version markers indicate the version of Excel a function was introduced. These functions aren't available in earlier versions. 
IMPORTANT: The calculated results of formulas and some Excel worksheet functions may differ slightly between a Windows PC using x86 or x86-64 architecture and a Windows RT PC using ARM architecture. Learn more about the differences.
Web : excel
FunctionPurposeParam,Optional
DATECreate a valid date from year, month, and dayyearmonthday
DATEDIFGet days, months, or years between two datesstart_dateend_dateunit
DATEVALUEConvert a date in text format to a valid datedate_text
DAYGet the day as a number (1-31) from a datedate
DAYSGet days between datesend_datestart_date
DAYS360Get days between 2 dates in a 360-day yearstart_dateend_datemethod
EDATEGet the same date in future or past monthsstart_datemonths
EOMONTHGet the last day of the month in future or past monthsstart_datemonths
HOURGet the hour as a number (0-23) from a Timeserial_number
ISOWEEKNUMGet ISO week number for a given datedate
MINUTEGet the minute as a number (0-59) from a timeserial_number
MONTHGet the month as a number (1-12) from a datedate
NETWORKDAYSGet the number of working days between two datesstart_dateend_dateholidays
NETWORKDAYS.INTLGet work days between two datesstart_dateend_dateweekendholidays
NOWGet the current date and time
SECONDGet the Second as a number (0-59) from a Timeserial_number
TIMECreate a time with hours, minutes, and secondshourminutesecond
TIMEVALUEGet a valid time from a text stringtime_text
TODAYGet the current date
WEEKDAYGet the day of the week as a numberserial_numberreturn_type
WEEKNUMGet the week number for a given dateserial_numreturn_type
WORKDAYGet a date n working days in the future or paststart_datedaysholidays
WORKDAY.INTLGet date and working days in future or paststart_datedaysweekendholidays
YEARGet the year from a datedate
YEARFRACGet the fraction of a year between two datesstart_dateend_datebasis

Engineering

FunctionPurposeParam,Optional
CONVERTConvert measurement unitsnumberfrom_unitto_unit

Financial

FunctionPurposeParam,Optional
FVGet the future value of an investmentratenperpmtpvtype
NPERGet the number of periods for an investmentratepmtpvfvtype
PMTGet the periodic payment for a loanratepmtpvfvtype
PVGet the present value of an investmentratenperpmtfvtype
RATEGet the interest rate per period of an annuitynperpmtpvfvtypeguess

Information

Filter: 
FunctionPurposeParam,Optional
CELLGet information about a cellinfo_typereference
ERROR.TYPETest for a specific error valueerror_val
INFOGet information about current environmenttype_text
ISBLANKTest if a cell is emptyvalue
ISERRTest for any error but #N/Avalue
ISERRORTest for any errorvalue
ISEVENTest if a value is evenvalue
ISFORMULATest if cell contains a formulareference
ISLOGICALTest if a value is logicalvalue
ISNATest for the #N/A errorvalue
ISNUMBERTest for numeric valuevalue
ISODDTest if a value is oddvalue
ISREFTest for a referencevalue
ISTEXTTest for a text valuevalue
NConvert a value to a numbervalue
NACreate an #N/A error
TYPEGet the type of value in a cellvalue

Logical

Filter: 
FunctionPurposeParam,Optional
ANDTest multiple conditions with ANDlogical1logical2...
FALSEGenerate the logical value FALSE
IFTest for a specific conditionlogical_testvalue_if_truevalue_if_false
IFERRORTrap and handle errorsvaluevalue_if_error
NOTReverse arguments or resultslogical
ORTest multiple conditions with ORlogical1logical2...
TRUEGenerate the logical value TRUE
LOGGet the logarithm of a numbernumberbase

Lookup and reference

Filter: 
FunctionPurposeParam,Optional
ADDRESSCreate a cell address from a given row and columnrow_numcol_numabs_numa1sheet
AREASGet the number of areas in a reference.reference
CHOOSEGet a value from a list based on positionindex_numvalue1value2...
COLUMNGet the column number of a reference.reference
COLUMNSGet the number of columns in an array or reference.array
FORMULATEXTGet the formula in a cellreference
HLOOKUPLook up a value in a table by matching on the first rowvaluetablerow_indexrange_lookup
HYPERLINKCreate a clickable link.link_locationfriendly_name
INDEXGet a value in a list or table based on locationarrayrow_numcol_numarea_num
INDIRECTCreate a reference from textref_texta1
LOOKUPLook up a value in a one-column rangelookup_valuelookup_vectorresult_vector
MATCHGet the position of an item in an arraylookup_valuelookup_arraymatch_type
OFFSETCreate a reference offset from given starting pointreferencerowscolsheightwidth
ROWGet the row number of a referencereference
ROWSHow to use the Excel ROWS function to Get the number of rows in an array or reference.array
TRANSPOSEFlip the orientation of a range of cellsarray
VLOOKUPLookup a value in a table by matching on the first columnvaluetablecol_indexrange_lookup

Math

Filter: 
FunctionPurposeParam,Optional
ABSFind the absolute value of a numbernumber
CEILINGRound a number up to the nearest specified multiplenumbermultiple
COSGet the cosine of an anglenumber
DEGREESConverts an angle into degreesangle
EVENRound a number up to the next even integernumber
EXPFind the value of e raised to the power of a numbernumber
FACTFind the factorial of a numbernumber
FLOORRound a number down to the nearest specified multiplenumbermultiple
GCDGet the greatest common divisor of two or more numbersnumber1number2...
INTGet the integer part of a decimal by rounding downnumber
LCMGet the least common multiple or two or more numbersnumber1number2...
LOG10Get the base-10 logarithm of a numbernumber
MODGet the remainder from divisionnumberdivisor
MROUNDRound a number to the nearest specified multiplenumbermultiple
ODDRound a number up to the next odd integernumber
PIGet the value of π
RADIANSConverts an angle into radiansangle
RANDGet a random number between 0 and 1
RANDBETWEENGet a random integer between two valuesbottomtop
ROUNDRound a number to a given number of digitsnumbernum_digits
ROUNDDOWNRound a number down to a given number of digitsnumbernum_digits
ROUNDUPRound a number up to a given number of digitsnumbernumber_digits
SIGNGet the sign of a number.number
SINGet the sine of an anglenumber
SQRTFind the positive square root of a numbernumber
SUBTOTALGet a subtotal in a list or databasefunction_numref1ref2...
SUMAdd numbers togethernumber1number2number3...
SUMIFSum numbers in a range that meet supplied criteriarangecriteriasum_range
SUMPRODUCTMultiply, then sum arraysarray1array2...
TANGet the tangent of an angle.number

Statistical

Filter: 
FunctionPurposeParam,Optional
AVERAGEGet the average of a group of numbersnumber1number2...
AVERAGEAGet the average of a group of numbers and textvalue1value2...
AVERAGEIFGet the average of numbers that meet criteriarangecriteriaaverage_range
COUNTCount numbersvalue1value2...
COUNTACount the number of non-blank cellsvalue1value2...
COUNTBLANKexcel-countblank-functionrange
COUNTIFCount cells that match criteriarangecriteria
COUNTIFSCount cells that match multiple criteriarange1criteria1range2criteria2...
FREQUENCYGet the frequency of values in a data setdata_arraybins_array
LARGEGet the nth largest valuearrayn
MEDIANGet the median of a group of numbersnumber1numer2...
MINGet the smallest value.array
MODEGet the mode of a group of numbersnumber1number2...
RANKRank a number against a range of numbersnumberarrayorder
SMALLGet the nth smallest valuearrayn
STDEVGet the standard deviation in a samplenumber1number2...
STDEV.PGet standard deviation of populationnumber1number2...
STDEV.SGet the standard deviation in a samplenumber1number2...
STDEVPGet standard deviation of populationnumber1number2...

Text

Filter: 
FunctionPurposeParam,Optional
CHARGet a character from a numbernumber
CLEANStrip non-printable characters from texttext
CODEGet the code for a charactertext
CONCATENATEJoin text togethertext1text2text3...
DOLLARConvert a number to text in currency formatnumberdecimals
EXACTCompare two text stringstext1text2
FINDGet the location of text in a string
LEFTExtract text from the left of a string
LENGet the length of text.
LOWERConvert text to lower case
MIDExtract text from inside a string
PROPERCapitalize the first letter in each word
REPLACEReplace text based on location
REPTRepeat text as specified
RIGHTExtract text from the right of a string
SEARCHGet the location of text in a string
SUBSTITUTEReplace text based on content
TEXTConvert a number to text in a number format
TRIMRemove extra spaces from text
UPPERConvert text to upper casetextnum_chars
VALUEConvert text to a numbertext

Thứ Hai, 6 tháng 6, 2016

Microsoft Excel Online

Free Online Spreadsheet Software Microsoft excel is part of Microsoft's Office suite. There you must usually pay for it, but Microsoft has also created an online version of Office. That is, to use Excel is now online. That's handy, because that way you can always and everywhere use this program without having the need installed on your computer. Microsoft Excel Online is completely free and use it in every browser. What is useful about the online version of Excel that you can work directly online. However, this online version has fewer features than the original version, but that goes for the entire online Office suite. You must log in with a Microsoft account. You do not, then that is created very quickly. Another affordable option of working online is that you can work simultaneously with others on the same document. You will see the changes of the other right. That's because all adjustments are automatically stored in OneDrive, Microsoft's cloud service, and that your document is also saved automatically. You do not have to do anything for. It is convenient to the sheets to give their own name, of course. Microsoft Excel online will work in the same way as the offline version. You can quite get to work with numbers. You may sort figures and data in spreadsheets or workbooks. Over time Excel also recognizes your pattern, thus remaining details are filled in automatically. The online program can also perform complex analyzes for you. Additionally, you can convert the figures and data in attractive charts and graphs so that you have your data in a clear overview is together. That is also the perfect way to present your data visually to others. You can also use different colors, you can set a beam or column. That way, your presentation a lot easier and certainly for yourself also much clearer. Even with the online version of Excel, you work with a lot of standard templates, but you can also choose to start a new document from scratch. Because Microsoft Excel Online OneDrive with work, you can also have your sheets and workbooks easy sharing OneDrive or SharePoint, another platform from Microsoft and some sort of online intranet, where you can go and other users. When you or others working on a document, you can always look back to earlier versions. I can convenient version of history, which you see on the left side of your screen in the menu. You send your Excel files easily via instant message or as an attachment to an email. 
Microsoft Excel Online: www.excel-helps.com 
 

Thứ Bảy, 4 tháng 6, 2016

BASIC EXCEL SKILLS

Now a days, any job requires basic Excel skills. These basic Excel skills are – familiarity with Excel ribbons & UI, ability to enter and format data, calculate totals & summaries thru formulas, highlight data that meets certain conditions, creating simple reports & charts, understanding the importance of keyboard shortcuts & productivity tricks. Based on my experience of training more than 5,000 students in various online & physical training programs, the following 6 areas form the core of basic Excel skills. 
GETTING STARTED excel
Excel is a massive application with 1000s of features and 100s of ribbon (menu) commands. It is very easy to get lost once you open Excel. So one of the basic survival skills is to understand how to navigate Excel and access the features you are looking for.
When you open Excel, this is how it looks.
this-is-how-excel-looks
There are 5 important areas in the screen.
1. Quick Access Toolbar: This is a place where all the important tools can be placed. When you start Excel for the very first time, it has only 3 icons (Save, Undo, Redo). But you can add any feature of Excel to to Quick Access Toolbar so that you can easily access it from anywhere (hence the name).
2. Ribbon: Ribbon is like an expanded menu. It depicts all the features of Excel in easy to understand form. Since Excel has 1000s of features, they are grouped in to several ribbons. The most important ribbons are – Home, Insert, Formulas, Page Layout & Data.
3. Formula Bar: This is where any calculations or formulas you write will appear. You will understand the relevance of it once you start building formulas.
4. Spreadsheet Grid: This is where all your numbers, data, charts & drawings will go. Each Excel file can contain several sheets. But the spreadsheet grid shows few rows & columns of active spreadsheet. To see more rows or columns you can use the scroll bars to the left or at bottom. If you want to access other sheets, just click on the sheet name (or use the shortcut CTRL+Page Up or CTRL+Page Down).
5. Status bar: This tells us what is going on with Excel at any time. You can tell if Excel is busy calculating a formula, creating a pivot report or recording a macro by just looking at the status bar. The status bar also shows quick summaries of selected cells (count, sum, average, minimum or maximum values). You can change this by right clicking on it and choosing which summaries to show.


  • ENTERING & FORMATTING DATA, NUMBERS & TABLES
Handling Data would be one of the main reasons why you are using Excel. Excel is quite intuitive and simple to use when it comes to typing data or handling it. Because of its grid nature, it can store & manage thousands of data points with ease.Built in features like copy, paste, find, highlight, go to, styles etc. make the process of maintaining data very easy for you.
  • CALCULATING TOTALS & SUMMARIES USING FORMULAS
Formulas make Excel smart. Without formulas, Excel is just like a massive grid where you can keep data. Using them you can calculate totals, summaries, answer questions and gain insights. Built in features like Autosum make it very easy to write formulas for your needs without thinking or learning much.
  • CONDITIONAL FORMATTING
Conditional formatting is a powerful feature in Excel that is often underutilized. By using conditional formatting, you can tell Excel to highlight portions of your data that meet any given condition. For example: highlighting top 10 customers, below average performing employees etc. While anyone can set up simple conditional formatting rules, an advanced Excel user can do a lot more. They can combine formulas with conditional formatting to highlight data that meets almost any condition.
  • CREATING REPORTS QUICKLY
The number 1 reason why Excel is used in business is this – to create a report or chart. And this is also where a lot of beginners struggle. While entering data, calculting totals or formatting tables is easy, making a report is often a very complex task that requires days of learning & hours of work. Fortunately, it is not all tha complicated if you learn it right. Start with below links.
  • USING EXCEL PRODUCTIVELY
It is not enough to know various features of Excel. As a beginner, it helps to know how to use Excel productively. This includes knowing important keyboard shortcuts, mouse shortcuts, work-arounds, Excel customizations & how to make everything looks slick.
  • BEYOND BASICS – BECOMING AWESOME IN EXCEL
Once you know the basics, chances are you will be asking for more. The reason is simple. Anyone with good Excel skills is always in demand. Your bosses love you because you can get things done easily. Your customers love you becuase you create impressive things. Your colleagues envy you becuase your workbooks are shining and easy to use. And you want more, because you have seen the amazing results of Excel. This is where learning Excel pays off. I highly recommend you to join my most comprehensive Excel training program – Excel School. It is an entirely online course that can be done at your own pace from the comfort of your home (or office). The course has more than 24 hours of training videos, 50+ downloadable workbooks, in-depth coverage of all the important areas of Excel usage to make you awesome. To date, more than 5,000 people have enrolled in Excel School and became champions at their work.

Thứ Tư, 1 tháng 6, 2016

How to Use Excel: 14 Simple Excel Shortcuts, Tips & Tricks

Sometimes, Excel seems too good to be true. All I have to do is enter a formula, and pretty much anything I'd ever need to do manually can be done automatically. Need to merge two sheets with similar data? Excel can do it. Need to do simple math? Excel can do it. Need to combine information in multiple cells? Excel can do it.
If you encounter a situation where you need to manually update your data, you're probably missing out on a formula that can do it for you. Before spending hours and hours counting cells or coping and pasting data, look for a quick fix on Excel -- you'll likely find one.
Download our complete step-by-step guide to using Excel here : excel
In the spirit of working more efficiently and avoiding tedious, manual work, here are a few Excel tricks to get you started with how to use Excel. (And to all the Harry Potter fans out there ... you're welcome in advance.)

How to Use Excel

1) Pivot Tables

Pivot Tables are used to reorganize data in a spreadsheet. They won't change the data that you have, but they can sum up values and compare different information in your spreadsheet, depending on what you'd like them to do.
Let's take a look at an example. Let's say I want to take a look at how many people are in each house at Hogwarts. You may be thinking that I don't have too much data, but for longer data sets, this will come in handy.
To create the Pivot Table, I go to Data > Pivot Table. Excel will automatically populate your Pivot Table, but you can always change around the order of the data. Then, you have four options to choose from.
  1. Report Filter: This allows you to only look at certain rows in your dataset. For example, if I wanted to create a filter by house, I could choose to only include students in Gryffindor instead of all students.
  2. Column Labels: These could be your headers in the dataset.
  3. Row Labels: These could be your rows in the dataset. Both Row and Clumn labels can contain data from your columns (e.g. First Name can be dragged to either the Row or Column label -- it just depends on how you want to see the data.)
  4. Value: This section allows you to look at your data differently. Instead of just pulling in any numeric value, you can sum, count, average, max, min, count numbers, or do a few other manipulations with your data. In fact, by default,when you drag a field to Value, it always does a count.
Since I want to count the number of students in each house, I'll go to the Pivot Table and drag the House column to both the Row Labels and the Values. This will sum up the number of students associated with each house.
Pivot Table

2) Add More Than One New Row or Column

As you play around with your data, you might find you're constantly needing to add more rows and columns. Sometimes, you may even need to add hundreds of rows. Doing this one-by-one would be super tedious. Luckily, there's always an easier way.
To add multiple rows or columns in a spreadsheet, highlight the same number of preexisting rows or columns that you want to add. Then, right-click and select "Insert."
In the example below, I want to add an additional three rows. By highlighting three rows and then clicking insert, I'm able to add an additional three blank rows into my spreadsheet quickly and easily.
insert Spaces

3) Filters

When you're looking at very large data sets, you don't usually need to be looking at every single row at the same time. Sometimes, you only want to look at data that fit into certain criteria. That's where filters come in.
Filters allow you to pare down your data to only look at certain rows at one time. In Excel, a filter can be added to each column in your data -- and from there, you can then choose which cells you want to view at once.
Let's take a look at the example below. Add a filter by clicking the Data tab and selecting "Filter." Clicking the arrow next to the column headers and you'll be able to choose whether you want your data to be organizing in ascending or descending order, as well as which specific rows you want to show.
In my Harry Potter example, let's say I only want to see the students in Gryffindor. By selecting the Gryffindor filter, the other rows disappear.
Filters
Pro Tip: Copy and paste the values in the spreadsheet when a Filter is on to do additional analysis in another spreadsheet.

4) Remove Duplicates

Larger data sets tend to have duplicate content. You may have a list of multiple contacts in a company and only want to see the number of companies you have. In situations like this, removing the duplicates comes in quite handy.
To remove your duplicates, highlight the row or column that you want to remove duplicates of. Then, go to the Data tab, and select "Remove Duplicates" (under Tools). A pop-up will appear to confirm which data you want to work with. Select "Remove Duplicates," and you're good to go.
Remove Duplicates
You can also use this feature to remove an entire row based on a duplicate column value. So if you have three rows with Harry Potter's information and you only need to see one, then you can select the whole dataset and then remove duplicates based on email. Your resulting list will have only unique names without any duplicates.

5) Transpose

When you have low rows of data in your spreadsheet, you might decide you actually want to transform the items in one of those rows into columns (or vice versa). It would take a lot of time to copy and paste each individual header -- but what the transpose feature allows you to do is simply move your row data into columns, or the other way around.
Start by highlighting the column that you want to transpose into rows. Right-click it, and then select "Copy." Next, select the cells on your spreadsheet where you want your first row or column to begin. Right-click on the cell, and then select "Paste Special." A module will appear -- at the bottom, you'll see an option to transpose. Check that box and select OK. Your column will now be transferred to a row or vise versa.
Transpose

6) Text to Columns

What if you want to split out information that's in one cell into two different cells? For example, maybe you want to pull out someone's company name through their email address. Or perhaps you want to separate someone's full name into a first and last name for your email marketing templates.
Thanks to Excel, both are possible. First, highlight the column that you want to split up. Next, go to the Data tab and select "Text to Columns." A module will appear with additional information.
First, you need to select either "Delimited" or "Fixed Width."
  • "Delimited" means you want to break up the column based on characters such as commas, spaces, or tabs.
  • "Fixed Width" means you want to select the exact location on all the columns that you want the split to occur.
In the example case below, let's select "Delimited" so we can separate the full name into first name and last name.
Then, it's time to choose the Delimiters. This could be a tab, semi-colon, comma, space, or something else. ("Something else" could be the "@" sign used in an email address, for example.) In our example, let's choose the space. Excel will then show you a preview of what your new columns will look like.
When you're happy with the preview, press "Next." This page will allow you to select Advanced Formats if you choose to. When you're done, click "Finish."
Text to Column

Excel Formulas

7) Simple Calculations

In addition to doing pretty complex calculations, Excel can help you do simple arithmetic like adding, subtracting, multiplying, or dividing any of your data.
  • To add, use the + sign.
  • To subtract, use the - sign.
  • To multiply, use the * sign.
  • To divide, use the / sign.
You can also use parenthesis to ensure certain calculations are done first. In the example below (10+10*10), the second and third 10 were multipled together before adding the additional 10. However, if we made it (10+10)*10, the first and second 10 would be added together first.
Simple Math
Bonus: If you want the average of a set of numbers, you can use the formula=AVERAGE(Cell Range). If you want to sum up a column of numbers, you can use the formula =SUM(Cell Range).

8) Conditional Formatting Formula

Conditional formatting allows you to change a cell's color based on the information within the cell. For example, if you want to flag certain numbers that are above average or in the top 10% of the data in your spreadsheet, you can do that. If you want to color code commonalities between different rows in Excel, you can do that. This will help you quickly see information the is important to you.
To get started, highlight the group of cells you want to use conditional formatting on. Then, choose "Conditional Formatting" from the Home menu and select your logic from the dropdown. (You can also create your own rule if you want something different.) A window will pop up that prompts you to provide more information about your formatting rule. Select "OK" when you're done, and you should see your results automatically appear.
Conditional Formatting

9) IF Statement

Sometimes, we don't want to count the number of times a value appears. Instead, we want to input different information into a cell if there is a corresponding cell with that information.
For example, in the situation below, I want to award ten points to everyone who belongs in the Gryffindor house. Instead of manually typing in 10's next to each Gryffindor student's name, I can use the IF THEN Excel formula to say that if the student is in Gryffindor, then they should get ten points.
The formula: IF(logical_test, value_if_true, value of false) 
Example Shown Below: =IF(D2="Gryffindor","10","0")
In general terms, the formula would be IF(Logical Test, value of true, value of false). Let's dig into each of these variables.
  • Logical_Test: The logical test is the "IF" part of the statement. In this case, the logic is D2="Gryffindor" because we want to make sure that the cell corresponding with the student says "Gryffindor." Make sure to put Gryffindor in quotation marks here.
  • Value_if_True: This is what we want the cell to show if the value is true. In this case, we want the cell to show "10" to indicate that the student was awarded the 10 points. Only use quotation marks if you want the result to be text instead of a number.
  • Value_if_False: This is what we want the cell to show if the value is false. In this case, for any student not in Gryffindor, we want the cell to show "0" to show 0 points. Only use quotation marks if you want the result to be text instead of a number.
IF THEN
Note: In the example above, I awarded 10 points to everyone in Gryffindor. If I later wanted to sum the total number of points, I wouldn't be able to because the 10's are in quotes, thus making them text and not a number that Excel can sum.

10) Dollar Signs

Have you ever seen a dollar sign in an Excel formula? When used in a formula, it isn't representing an American dollar; instead, it makes sure that the exact column and row are held the same even if you copy the same formula in adjacent rows.
You see, a cell reference -- when you refer to cell A5 from cell C5, for example -- is relative by default. In that case, you're actually referring to a cell that's five columns to the left (C minus A) and in the same row (5). This is called a relative formula. When you copy a relative formula from one cell to another, it'll adjust the values in the formula based on where it's moved. But sometimes, we want those values to stay the same no matter whether they're moved around or not -- and we can do that by making the formula in the cell into what's called an absolute formula.
To change the relative formula (=A5+C5) into an absolute formula, we'd precede the row and column values by dollar signs, like this: (=$A$5+$C$5). 

Excel Functions

11) VLOOKUP Function

Have you ever had two sets of data on two different spreadsheets that you want to combine into a single spreadsheet?
For example, you might have a list of people's names next to their email addresses in one spreadsheet, and a list of those same people's email addresses next to their company names in the other -- but you want the names, email addresses, and company names of those people to appear in one place.
I have to combine data sets like this a lot -- and when I do, the VLOOKUP is my go-to formula. Before you use the formula, though, be absolutely sure that you have at least one column that appears identically in both places. Scour your data sets to make sure the column of data you're using to combine your information is exactly the same, including no extra spaces. 
The formula: =VLOOKUP(lookup value, table array, column number, [range lookup])
The formula with variables from our example below: =VLOOKUP(C2,Sheet2!A:B,2,FALSE)
In this formula, there are several variables. The following is true when you want to combine information in Sheet 1 and Sheet 2 onto Sheet 1.
  • Lookup Value: This is the identical value you have in both spreadsheets. Choose the first value in your first spreadsheet. In the example that follows, this means the first email address on the list, or cell 2 (C2).
  • Table Array: The range of columns on Sheet 2 you're going to pull your data from, including the column of data identical to your lookup value (in our example, email addresses) in Sheet 1 as well as the column of data you're trying to copy to Sheet 1. In our example, this is "Sheet2!A:B." "A" means Column A in Sheet 2, which is the column in Sheet 2 where the data identical to our lookup value (email) in Sheet 1 is listed. The "B" means Column B, which contains the information that's only available in Sheet 2 that you want to translate to Sheet 1.
  • Column Number: If the table array (the range of columns you just indicated) this tells Excel which column the new data you want to copy to Sheet 1 is located in. In our example, this would be the column that "House" is located in. "House" is the second column in our range of columns (table array), so our column number is 2. [Note: Your range can be more than two columns. For example, if there are three columns on Sheet 2 -- Email, Age, and House -- and you still want to bring House onto Sheet 1, you can still use a VLOOKUP. You just need to change the "2" to a "3" so it pulls back the value in the third column: =VLOOKUP(C2:Sheet2!A:C,3,false).]
  • Range Lookup: Use FALSE to ensure you pull in only exact value matches.
In the example below, Sheet 1 and Sheet 2 contain lists describing different information about the same people, and the common thread between the two is their email addresses. Let's say we want to combine both datasets so that all the house information from Sheet 2 translates over to Sheet 1.
VLOOKUP
So when we type in the formula =VLOOKUP(C2,Sheet2!A:B,2,FALSE), we bring all the house data into Sheet 1.
We've also written a full post about how to use the VLOOKUP function here (complete with video tutorial) if you still feel confused.
Keep in mind that VLOOKUP will only pull back values from the second sheet that are to the right of the column containing your identical data. This can lead to some limitations, which is why some people prefer to use the INDEX and MATCH functions instead.

12) INDEX MATCH

Like VLOOKUP, the INDEX and MATCH functions pull in data from another dataset into one central location. Here are the main differences:
  1. VLOOKUP is a much simpler formula. If you're working with large data sets that would require thousands of lookups, then using the INDEX MATCH function will significantly decrease load time in Excel.
  2. INDEX MATCH formulas work right-to-left, whereas VLOOKUP formulas only work as a left-to-right lookup. In other words, if you need to do a lookup that has a lookup column to the right of the results column, then you'd have to rearrange those columns in order to do a VLOOKUP. This can be tedious with large datasets and/or lead to errors.
So if I want to combine information in Sheet 1 and Sheet 2 onto Sheet 1, but the column values in Sheets 1 and 2 aren't the same, then to do a VLOOKUP, I would need to switch around my columns. In this case, I'd choose to do an INDEX MATCH instead.
Let's look at an example. Let's say Sheet 1 contains a list of people's names and their Hogwarts email addresses, and Sheet 2 contains a list of people's email addresses and the Patronus that each student has. (For the non-Harry Potter fans out there, every witch or wizard has an animal guardian called a "Patronus" associated with him or her.) The information that lives in both sheets is the column containing email addresses, but this email address column is in different column numbers on each sheet. I'd use the INDEX MATCH formula instead of VLOOKUP so I wouldn't have to switch any columns around.
So what's the formula, then? The INDEX MATCH formula is actually the MATCH formula nested inside the INDEX formula. You'll see I differentiated the MATCH formula using a different color here.
The formula: =INDEX(table array, MATCH formula)
This becomes: =INDEX(table array, MATCH (lookup_value, lookup_array))
The formula with variables from our example below: =INDEX(Sheet2!A:A,(MATCH(Sheet1!C:C,Sheet2!C:C,0)))
Here are the variables:
  • Table Array: The range of columns on Sheet 2 containing the new data you want to bring over to Sheet 1. In our example, "A" means Column A, which contains the "Patronus" information for each person.
  • Lookup Value: This is the column in Sheet 1 that contains identical values in both spreadsheets. In the example that follows, this means the "email" column on Sheet 1, which is Column C. So: Sheet1!C:C.
  • Lookup Array: This is the column in Sheet 2 that contains identical values in both spreadsheets. In the example that follows, this refers to the "email" column on Sheet 2, which happens to also be Column C. So: Sheet2!C:C.
Once you have your variables straight, type in the INDEX MATCH formula in the top-most cell of the blank Patronus column on Sheet 1, where you want the combined information to live.
INDEX MATCH

13) COUNTIF Function

Instead of manually counting how often a certain value or number appears, let Excel do the work for you. With the COUNTIF function, Excel can count the number of times a word or number appears in any range of cells.
For example, let's say I want to count the number of times the word "Gryffindor" appears in my data set.
The formula: =COUNTIF(range, criteria)
The formula with variables from our example below: =COUNTIF(D:D,"Gryffindor")
In this formula, there are several variables:
  • Range: The range that we want the formula to cover. In this case, since we're only focusing on one column, we use "D:D" to indicate that the first and last column are both D. If I were looking at columns C and D, I would use "C:D."
  • Criteria: Whatever number or piece of text you want Excel to count. Only use quotation marks if you want the result to be text instead of a number. In our example, the criteria is "Gryffindor."
Simply typing in the COUNTIF formula in any cell and pressing "Enter" will show me how many times the word "Gryffindor" appears in the dataset.
COUNTIF

14) Combine cells using "&"

Databases tend to split out data to make it as exact as possible. For example, instead of having a data that shows a person's full name, a database might have the data as a first name and then a last name in separate columns. Or, it may have a person's location separated by city, state, and zip code. In Excel, you can combine cells with different data into one cell by using the "&" sign in your function.
The formula with variables from our example below: =A2&" "&B2
Let's go through the formula together using an example. Pretend we want to combine first names and last names into full names in a single column. To do this, we'd first put our cursor in the blank cell where we want the full name to appear. Next, we'd highlight one cell that contains a first name, type in an "&" sign, and then highlight a cell with the corresponding last name.
But you're not finished -- if all you type in is =A2&B2, then there will not be a space between the person's first name and last name. To add that necessary space, use the function =A2&" "&B2. The quotation marks around the space tell Excel to put a space in between the first and last name.
To make this true for multiple rows, simple drag the corner of that first cell downward as shown in the example.
Combine with And
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