Extra-work hours

The calculator uses the numbers you enter: extra-work hours and the weekly limit. 10 minus 6 is 4 hours above. Rest days and sleep sit in the grid.

The calculator does not diagnose burnout and does not issue an invoice. Income: side hustle calculator.

Input data

Enter extra-work hours and the weekly limit. Rest days and sleep sit in the grid. You can leave income blank.

Optional context

This field is optional. Net income appears in the grid beside the rate per extra hour in a typical month. A blank field skips that context and does not change the main result.

Results

Enter data and click Calculate.

How it works

The calculator subtracts the limit from extra-work hours. 10 − 6 = 4 hours above. Days without rest, rest days, and sleep shortfall sit in the grid. Net income is optional and does not change the main result.

The main result comes from those two numbers. The other fields do not enter the difference.

Second example: 6 − 8 = 2 hours below. Third: 20 − 8 = 12 hours above.

The calculator does not diagnose burnout and does not issue an invoice. A comma in 12.5 is read the same way as a period.

Formula

Result = hours − limit. At 10 and 6: 10 − 6 = 4 hours above.

What these numbers mean

10 minus 6 is 4 hours above.

extra hours
Extra-work hours this week minus the limit. At 10 and 6 that leaves 4 hours above.
limit
The weekly extra-work-hour limit you set. In the first example it is 6.
sleep and rest
Days without rest, rest days, and sleep shortfall. They sit in the grid and do not change the difference.

How to use

  1. Enter 10 extra-work hours.
  2. Add a limit of 6, 4 days without rest, 8 rest days, and 3 hours of sleep shortfall.
  3. Click Calculate. The result is 4 hours above.
  4. Second example: 6, 8, 1, 8 and 1 is 2 hours below. Third: 20, 8, 12, 4 and 8 is 12 hours above.
  5. You can skip income. When you fill it, it appears in the grid and does not change the main result.

Examples

Example 1

  • hours 10
  • limit 6 h
  • no rest 4
  • rest 8
  • sleep 3 h

4 hours above

10 − 6 = 4 hours above. Rest days and sleep sit in the grid.

Example 2

  • hours 6
  • limit 8 h
  • no rest 1
  • rest 8
  • sleep 1 h

2 hours below

6 − 8 = 2 hours below.

Example 3

  • hours 20
  • limit 8 h
  • no rest 12
  • rest 4
  • sleep 8 h

12 hours above

20 − 8 = 12 hours above.

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Common questions

What does 4 hours above mean?

10 − 6 = 4 hours above. Rest days and sleep sit in the grid.

How is the result calculated?

Result = hours − limit. At 10 and 6 the result is 4 hours above.

What is the second example?

6 − 8 is 2 hours below.

What is the third example?

20 − 8 is 12 hours above.

What does the calculator not do?

The calculator does not diagnose burnout and does not issue an invoice. Net income is optional.

Do all fields enter the main result?

No. The main result comes from extra-work hours and the limit. Rest, sleep, and income sit in the grid.

What do hours, the limit, and sleep mean?

Hours are extra work this week. The limit is the number you set. Sleep and rest sit in the grid.

Does a comma in 12.5 work?

Yes. 12.5 and 12,5 are read the same way.

Sources

The result comes from the numbers you enter. This is hours versus the limit, not a burnout score.

Page updated in 2026.