How can I convert hours into 8-hour workdays in Excel?

The process of converting hours into 8-hour workdays in Excel involves utilizing the formula function to calculate the number of workdays based on the total number of hours. The formula takes into account the standard 8-hour workday and calculates the equivalent number of workdays. This can be useful for tracking and managing work hours in a more organized manner. By inputting the appropriate formula and data, Excel can quickly and accurately convert hours into 8-hour workdays, making it a convenient and efficient tool for managing time and work schedules.

Excel: Convert Hours to 8-Hour Workdays


You can use the following formulas to convert a number of hours to 8-hour workdays in Excel:

Formula 1: Return Number of Workdays as Decimal

=B2/8

This particular formula converts the hours in cell B2 into the number of 8-hour workdays as a decimal.

For example, if cell B2 contains 45 hours then this formula will return 5.625 workdays.

Formula 2: Return Number of Workdays as Days and Hours

=QUOTIENT(B2,8)&" days "&((B2/8)-QUOTIENT(B2,8))*8&" hours"

This particular formula converts the hours in cell B2 into the number of 8-hour workdays as days and decimals.

For example, if cell B2 contains 45 hours then this formula will return 5 days 5 hours.

The following examples show how to use each method in practice with the following dataset in Excel that shows the number of total hours worked by various employees at some company:

Example 1: Return Number of Workdays as Decimal

We can type the following formula into cell C2 to convert the number of hours in cell B2 into a number of 8-hours workdays as a decimal:

=B2/8

We can then drag and fill this formula down to each remaining cell in column C:

Column C now displays the number of working days as a decimal for each number of hours in column B.

  • 45 hours is equal to 5.625 8-hour work days.
  • 40 hours is equal to 5 8-hour work days.
  • 80 hours is equal to 10 8-hour work days.

And so on.

Example 2: Return Number of Workdays as Days and Hours

We can type the following formula into cell C2 to convert the number of hours in cell B2 into a number of 8-hours workdays as days and hours:

=QUOTIENT(B2,8)&" days "&((B2/8)-QUOTIENT(B2,8))*8&" hours"

We can then drag and fill this formula down to each remaining cell in column C:

Excel convert hours to working days

Column C now displays the number of working days and hours for each number of hours in column B.

For example:

  • 45 hours is equal to 5 8-hour work days and 5 hours.
  • 40 hours is equal to 5 8-hour work days and 0 hours.
  • 80 hours is equal to 10 8-hour work days and 0 hours.

And so on.

Additional Resources

The following tutorials explain how to perform other common operations in Excel:

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