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Hours to Weeks
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Convert Hours to Weeks (and back)

Type in either field. The other updates instantly. Use Decimal to control rounding.

Decimal:
6
Input one
Reference
Key fact
1 week = 168 hours
If hours are set
weeks = hours ÷ 168
If weeks are set
hours = weeks × 168
Conversion factor
1 wk = 168 hr
Computed weeks
(wk)
Computed hours
(hr)

How the Hours ⇄ Weeks Calculator Works

We use the fixed relationship 1 week = 168 hours. Enter time in either box and choose units. The other box updates instantly based on the factor 168. Use the Decimal control to adjust rounding; trailing zeros are trimmed automatically.

How do I calculate hours per week?
Divide total hours by weeks. Example: 260 hours across 8 weeks = 32.5 hours/week.
How many 40-hour weeks is 1000 hours?
1000 ÷ 40 = 25 weeks.
Convert 120 hours to weeks
120 ÷ 168 ≈ 0.7142857 weeks.
How many weeks is 40 hours?
40 ÷ 168 ≈ 0.238095 weeks (about a quarter of a week).

This tool is for general reference only and is not a timesheet or payroll system.