20 minutes
There are 60 minutes in one hour, so divide the number of minutes by 60.
| 15 minutes to hours | 0.25 hours |
| 16 minutes to hours | 0.2667 hours |
| 17 minutes to hours | 0.2833 hours |
| 18 minutes to hours | 0.3 hours |
| 19 minutes to hours | 0.3167 hours |
| 21 minutes to hours | 0.35 hours |
| 22 minutes to hours | 0.3667 hours |
| 23 minutes to hours | 0.3833 hours |
| 24 minutes to hours | 0.4 hours |
| 25 minutes to hours | 0.4167 hours |
20 minutes equals 0.3333 hours. Since an hour is 60 minutes, 20 ÷ 60 = 0.3333 — the same as 20 minutes.
Dividing by 60 turns minutes into hours, since 60 minutes make one hour. So 20 minutes is 20 ÷ 60 = 0.3333 hours.
20 minutes is 20 minutes, which as a decimal is 0.3333 hours.
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