100 Minutes in Hours

100 minutes1 hour 40 minutes
Decimal hours
1.6667
Hours:minutes
1:40
Seconds
6,000
Days
0.0694

Decimal hours = minutes ÷ 60. Payroll systems use decimal hours: 1 h 30 min = 1.5 hours.

100 min = 1.6667 h

100 minutes equals 1.6667 hours, which is 1 hour 40 minutes.

Step by step

  1. Divide the minutes by 60: 100 ÷ 60 = 1.6667 hours.
  2. The whole number is the hours: 1.
  3. Multiply what is left by 60 to get minutes: 0.6667 × 60 = 40.
  4. So 100 minutes = 1 hour 40 minutes.

Details

Hours and minutes
1 hour 40 minutes
Decimal hours
1.6667
Clock format (h:mm)
1:40
Seconds
6,000
Days
0.0694
Share of an 8-hour workday
20.8%

How it works

An hour has 60 minutes, so dividing minutes by 60 gives hours. The answer can be written two ways: as decimal hours, which payroll and invoicing systems use (90 minutes = 1.5 hours), or as hours and minutes, which is how we usually say a duration (1 hour 30 minutes). Be careful not to mix the two — 1.5 hours is 1 hour 30 minutes, not 1 hour 50 minutes.

Nearby values

MinutesHours
45 min0.75 h (45 minutes)
60 min1 h (1 hour)
75 min1.25 h (1 hour 15 minutes)
90 min1.5 h (1 hour 30 minutes)
100 min1.667 h (1 hour 40 minutes)
105 min1.75 h (1 hour 45 minutes)
120 min2 h (2 hours)
135 min2.25 h (2 hours 15 minutes)
150 min2.5 h (2 hours 30 minutes)

Related conversions

Frequently asked questions

How many hours is 100 minutes?

1.6667 hours (1 hour 40 minutes).

What is 100 minutes in decimal hours?

1.6667. Divide 100 by 60.

How do I write 100 minutes on a time card?

Use decimal hours: 1.67.

How many seconds are in 100 minutes?

6,000 seconds.

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