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Excel Formula:Calculate network time with break in a timesheet

Author: Sun Last Modified: 2020-07-03

doc calculate overtime pay 4

Generally, while calculating the working time, the break time needed to be excluded. Here in this tutorial, it provides the formula which uses the MOD function to calculate the network time with breaks in Excel.

If you want to follow along with this tutorial, please download the example spreadsheet.

Generic formula:



Work_start: the time that starts work at.
Work_end: the time that ends work at.
Break_start: the time that starts break at.
Break_end: the time that ends break at.

How this formula work

Here is a table containing the worktime and break time, please use below formula to calculate the network time.
doc calculate network time 2


Press Enter key to get the network time.
doc calculate network time 3

Then drag autofill handle over cells to calculate the network time.
doc calculate network time 4


The MOD function returns the division remainder of two numbers. For example, MOD(8,3)=2.

In this case, the time value must be the decimal value, which will remain itself while dividing 1 by using MOD function.

For instance, =MOD(C6-B6,1)=10:00= 0.416666667, then =MOD(E6-D6,1)=1:15= 0.052083333. Now


1) If you need to calculate the total network time, use the formula


Note: The sum result is in the h:mm format automatically. To understand the sum result easily, you can change it to the time format of 37:30:55.
doc calculate network time 5

2) If the timesheet records the two separate in/out times for a single shift as below show, you can use the formula as this:

doc calculate network time 6

Relative Formulas

Relative Functions

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