How to calculate days between dates in excel
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One of the most common tasks in Excel is calculating the number of days between two dates. This can be useful in a variety of scenarios, such as tracking project timelines, determining the age of inventory, or calculating the duration of an event. In this article, we will explore four different methods to calculate the number of days between two dates in Excel.
Method 1: Subtracting Dates Directly
The simplest way to calculate the difference between two dates is by subtracting the earlier date from the later date.
Excel recognizes dates as numbers, so you can perform arithmetic operations on them.
1. Enter the two dates in separate cells (e.g., A1 and B1).
2. In another cell, type a formula using subtraction: =B1-A1
3. Press Enter.
The result is the number of days between the two dates.
Method 2: Using the DATEDIF Function
The DATEDIF function calculates the difference between two dates using a specific unit of time, such as years, months or days.
1. Enter the two dates in separate cells (e.g., A1 and B1)
2. In another cell, enter the formula: =DATEDIF(A1,B1,”d”)
3. Press Enter.
The result is again displayed as the number of days between these two dates.
Method 3: Using the DAYS Function
For Excel 2013 and later versions, you can use the DAYS function to calculate the difference between two dates.
1. Enter your two dates in separate cells (e.g., A1 and B1)
2. In another cell, enter this formula: =DAYS(B1,A1)
3. Press Enter.
As before, this will display the number of days between your specified dates.
Method 4: Calculating Business Days with NETWORKDAYS Function
If you want to calculate the number of business days – excluding weekends and holidays – use the NETWORKDAYS function.
1. Enter your dates in separate cells (e.g., A1 and B1)
2. On a new cell, input the formula: =NETWORKDAYS(A1,B1)
3. Press Enter.
This will return the number of workdays between your two dates, excluding weekends.
Conclusion
Excel provides many different functions to help you calculate the number of days between two dates. Whether you’re working with simple arithmetic, using specific functions like DATEDIF or DAYS, or accounting for weekends and holidays with NETWORKDAYS, Excel has the tools you need to effectively manage your time-sensitive data.