Explanation

Excel times are fractional numbers.

This means you’re able to add times together with theSUM functionto get total durations.

For example, to enter a time of 9 minutes, 3 seconds, bang out: 0:09:03.

Custom time format for hours, minutes, and seconds

How Excel displays time depends on what number format is applied.

This usually means you will need to apply acustom number formatto certain cells before you enter the time.

In that case, you will need to adjust the custom time format before entering the times.

Custom time format for hours, minutes, and seconds

you’ve got the option to add h or [h] if needed to handle hours.

SUM Function

The Excel SUM function returns the sum of values supplied.

These values can be numbers, cell references, ranges, arrays, and constants, in any combination.

Custom time format for hours, minutes, and seconds

SUM can handle up to 255 individual arguments.

Custom time format for hours, minutes, and seconds

Custom time format for hours, minutes, and seconds

Excel SUM function

Custom time format for hours, minutes, and seconds