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> Index of every page on this site: [llms.txt](https://practiceexcelonline.com/llms.txt)

# **DATEDIF practice exercises**

Count the whole years or months between two dates, the way an age or years of service is counted.

[**Start the first exercise**](https://practiceexcelonline.com/practice/datedif/datedif-age)

DATEDIF(

1. [**1****Work out an age with DATEDIF**In C2, use DATEDIF with the unit "y" to work out the age in whole years on the date in B2 of someone born on A2.](https://practiceexcelonline.com/practice/datedif/datedif-age)
2. [**2****Months of service with DATEDIF****Premium**In C2, use DATEDIF to count the whole months of service from the hire date in A2 to the date in B2.](https://practiceexcelonline.com/practice/datedif/datedif-months-of-service)
3. [**3****Years and months of service as text****Premium**In C2, show the service from A2 to B2 as "6 years, 8 months". Join DATEDIF with "y" for the whole years, the text " years, ", DATEDIF with "ym" for the months left over and " months".](https://practiceexcelonline.com/practice/datedif/datedif-years-and-months)

## **Functions in this topic**

- [**DATEDIF**](https://practiceexcelonline.com/functions/datedif)

## **Read the guide**

- [**Dates in Excel: how they work and the formulas you need**](https://practiceexcelonline.com/learn/excel-dates)

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