How to Calculate Age on Excel

Beginner 45 min 9 steps 43752 views Rating: 4.6/5 Published: 2026-05-04

Create a "Name" column.. Create a "Birthday" column.. Enter the birthdays using a common format.

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Steps

1

Create a "Name" column.

Step 1

Create a "Name" column.

2

Create a "Birthday" column.

Step 2

Create a "Birthday" column.

3

Enter the birthdays using a common format.

Step 3

Enter the birthdays using a common format.

4

Create an "Age" column.

Step 4

Create an "Age" column.

5

Select the first empty cell in the "Age" column.

Step 5

Select the first empty cell in the "Age" column.

6

Enter the formula for calculating the age in years.

Step 6

Enter the formula for calculating the age in years.

7

Click and drag the square in the bottom-right corner of the cell down.

Step 7

Click and drag the square in the bottom-right corner of the cell down.

8

Troubleshoot a formula that isn't working.

Step 8

Troubleshoot a formula that isn't working.

9

Modify the formula to calculate exact age in years, months, and days.

Step 9

Modify the formula to calculate exact age in years, months, and days.

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