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Find the lowest common denominator or greatest common factor in Excel

Author Xiaoyang Last modified

All of us may remember that we are asked to calculate some numbers’ lowest common denominator or greatest common factor when we are students. But if there are ten or more and some big numbers, this work will be complicated. Fortunately, Excel provides some functions for us to get the lowest common denominator or greatest common factor of numbers. Please read this article for the details.

Find the lowest common denominator of some numbers in Excel

Find the greatest common factor of some numbers in Excel

Find the lowest common denominator of some numbers in Excel

To get the lowest common denominator of the given numbers, please apply the LCM function.

Put your numbers in cells of your worksheet, and enter this formula: =LCM(A1:A4) in a blank cell, see screenshot:

a screenshot of find the lowest common denominator with LCM function

And then press Enter key, you will calculate the lowest common denominator of the numbers in the cells range.

a result screenshot of find the lowest common denominator with LCM function

Find the greatest common factor of some numbers in Excel

If you need to calculate the greatest common factor of several numbers, the GCD function can help you.

In a blank cell, please type this formula: =GCD(A1:A4), see screenshot:

a screenshot of find the greatest common factor with GCD function

Then tap Enter key, and the greatest common factor of the given numbers has been calculated.

a result screenshot of find the greatest common factor with GCD function

Note: In the above formulas, A1: A4 indicates the range cells of the numbers that you want to calculate their greatest common factor

Related article:

How to check if a year is a leap year in Excel?

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