Minutes to Decimal Chart (0-59 Minutes)

How to use the chart

Find the minutes on the time card in the left column and read the decimal across. For 7 hours 37 minutes, take the 37-minute value (0.617 or 0.62 rounded) and add it to 7 for 7.62 hours. If you have a long list of minutes rather than hours and minutes, convert the total with the calculator above: 410 minutes is 410 ÷ 60 = 6.83 hours, or 6:50.

Worked example: a week of minutes

Full minutes chart

0 to 14 minutes

15 to 29 minutes

30 to 44 minutes

45 to 59 minutes

Tenth-of-an-hour (6-minute) shortcut

Some time clocks record time in tenths of an hour. Each 6 minutes is 0.1, so 12 minutes is 0.2, 18 is 0.3, 30 is 0.5, 42 is 0.7, 54 is 0.9. Because 6 does not divide into every minute value, punches are usually rounded to the nearest 6 minutes first. The rounding page explains the effect.

Converting a long list of minutes

When a system records durations as minutes (phone logs, delivery apps, project trackers), it is easier to add the minutes first and divide once. Example: 95, 140, 75 and 120 minutes total 430 minutes; 430 ÷ 60 = 7.17 hours, or 7:10. The same list converted line by line and rounded to two places (1.58 + 2.33 + 1.25 + 2.00) gives 7.16, one hundredth less, because of the rounding of each line.

Reading minutes the way payroll does

Payroll forms that ask for hours in decimals expect the minutes part to be a fraction of an hour, not a count of minutes. A time card entry of 7 hours 12 minutes becomes 7.20 (12 ÷ 60 = 0.20), which is easy to confuse with 7.12. The cleanest habit is to convert only at the end: total the hours and minutes, then convert once using the chart or the calculator. If you routinely work in 6-minute increments, each increment is exactly one tenth of an hour, which is why some time clocks use them.