# How do I calculate hours between two dates in Excel?

## How do I calculate hours between two dates in Excel?

Dates and times in Excel are stored as a date number, which is the number of days since 1 January 1900, with the value after the decimal point representing the time of day. To calculate the number of hours between two dates we can simply subtract the two values and multiply by 24. This returns a decimal value though.

How do I subtract hours from two dates in Excel?

Calculate elapsed time between two dates and times

1. Type two full dates and times. In one cell, type a full start date/time.
2. Set the 3/14/12 1:30 PM format. Select both cells, and then press CTRL + 1 (or.
3. Subtract the two. In another cell, subtract the start date/time from the end date/time.
4. Set the [h]:mm format.

How do you add or subtract hours from a date time in Excel?

In the Formulas Helper dialog box, you need to:

1. In the Choose a formula box, select Add hours to date.
2. In the Date Time box, select the cell containing the date time you will add or subtract hours from.
3. In the Number box, enter the number of hours you want to add or substract.
4. Click the OK button.

### How do I add hours to a date in Excel?

1. Select a cell to put the adding result, and click Kutools > Formulas > Add hours to date. See screenshot: 2. In the Formula Helper dialog, select the datetime cell to the Date Time box, then type the number of hours you want to add in the Number box. See screenshot: 3.

What is the formula for adding hours in Excel?

In Excel, generally, you may use the formulas to add hours, minutes or seconds to the datetime cells. 1. Select the cell next to the first cell of the datetime list, and then type this formula =A2+1/24 into it, press Enter key and drag the auto fill handle over the cell needed this formula. See screenshots.

What is the formula for subtracting dates in Excel?

How to subtract dates in Excel. The easiest way to subtract dates in Excel is to enter them in individual cells, and subtract one cell from the other: =End_date – Start_date. You can also supply dates directly in your formula with the help of the DATE or DATEVALUE function.

#### How do you subtract days in Excel?

Therefore, you can add or subtract days as easy as adding or minus the number of days in Excel. = date + number of days. 1. Select a blank cell you will place the calculating result, type the formula =A2+10, and press the Enter key. Note: For subtracting 10 days from the date, please use this formula =A2–10.