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How to separate whole number (integer) from decimal in Excel?

Author Siluvia Last modified

For a list of numbers which consist of whole number (integer) part and decimal part, you may need to separate them to different columns as below screenshot shown.

A screenshot showing a list of numbers with whole and decimal parts in Excel

In this article, we will show you how to separate whole numbers and decimals in Excel.

Separate whole number from decimal in Excel
Separate whole number from decimal with Kutools for Excel

Separate whole number from decimal in Excel

To separate whole number from decimal in Excel, please do as follows.

1. Select a blank cell such as B2, enter this formula =TRUNC(A2) into it and then press the Enter key.

2. Select the result cell, and then drag the Fill Handle down to get all whole numbers from specified cells. See screenshot:

A screenshot demonstrating the use of the TRUNC formula to extract whole numbers in Excel

After getting the whole number of the list, you can also get the decimal numbers as follows.

3. Select cell C2, enter this formula =A2-C2 into it and then press the Enter key.
Tips: If you just want to extract the decimal part, please apply this formula =A2-TRUNC(A2).

4. Drag the Fill Handle down to get the other decimal numbers of the list. See screenshot:

A screenshot demonstrating the use of a formula to extract decimal parts in Excel

Then the whole numbers and decimal are separated from the list.

Separate whole number from decimal with Extract Text utility of Kutools for Excel

If you don’t want to remember the formulas, here we introduce the Extract Text utility of Kutools for Excel. With this utility, you can easily separate whole numbers from decimal in Excel.

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1. Select the range with numbers you want to separate whole numbers from decimal, then click Kutools > Text > Extract Text. 

A screenshot showing the Extract Text utility of Kutools in Excel

2. In the Extract Text dialog box, type *. Into the Text box, click the Add button to add the rule to the Extract list, and finally click the OK button.

A screenshot of the Extract Text dialog box, adding the rule for extracting whole numbers

3. Then a dialog box pops up, select the cell for locating the separated whole numbers, and then click the OK button.

A screenshot of the dialog box to select a location for the separated whole numbers

Now all whole numbers are immediately separated from the decimals. See screenshot:

A screenshot showing whole numbers successfully separated using Kutools

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Demo: Separate whole number from decimal with Kutools for Excel

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