Convert 21 Minutes to Hours

How long is 21 minutes? What is 21 minutes in hours? 21 min to hr conversion.

Amount

Hours

Minutes

Seconds

From

To

swap units ↺

21 Minutes =

0.35 Hours

exact result

Decimal places

Result in Plain English

21 minutes is equal to exactly 0.35 hours.

To a Percentage

21 minutes = 35% of a hour.

Result as a Fraction

21 minutes

= ⁷⁄₂₀ hours

= seven twentieths of a hour

In Scientific Notation

21 minutes

= 2.1 x 10¹ minutes

= 3.5 x 10^-1 hours

Minutes

A minute is a unit of time equal to 60 seconds.

Common abbreviations: m, min

Hours

An hour is a unit of time equal to 60 minutes, or 3,600 seconds.

Common abbreviations: hr, h

Minutes to Hours Conversions

results may be rounded

min	hr
21.00	0.35
21.01	0.35017
21.02	0.35033
21.03	0.3505
21.04	0.35067
21.05	0.35083
21.06	0.351
21.07	0.35117
21.08	0.35133
21.09	0.3515
21.10	0.35167
21.11	0.35183
21.12	0.352
21.13	0.35217
21.14	0.35233
21.15	0.3525
21.16	0.35267
21.17	0.35283
21.18	0.353
21.19	0.35317
21.20	0.35333
21.21	0.3535
21.22	0.35367
21.23	0.35383
21.24	0.354
21.25	0.35417
21.26	0.35433
21.27	0.3545
21.28	0.35467
21.29	0.35483
21.30	0.355
21.31	0.35517
21.32	0.35533
21.33	0.3555

min	hr
21.34	0.35567
21.35	0.35583
21.36	0.356
21.37	0.35617
21.38	0.35633
21.39	0.3565
21.40	0.35667
21.41	0.35683
21.42	0.357
21.43	0.35717
21.44	0.35733
21.45	0.3575
21.46	0.35767
21.47	0.35783
21.48	0.358
21.49	0.35817
21.50	0.35833
21.51	0.3585
21.52	0.35867
21.53	0.35883
21.54	0.359
21.55	0.35917
21.56	0.35933
21.57	0.3595
21.58	0.35967
21.59	0.35983
21.60	0.36
21.61	0.36017
21.62	0.36033
21.63	0.3605
21.64	0.36067
21.65	0.36083
21.66	0.361
21.67	0.36117

min	hr
21.68	0.36133
21.69	0.3615
21.70	0.36167
21.71	0.36183
21.72	0.362
21.73	0.36217
21.74	0.36233
21.75	0.3625
21.76	0.36267
21.77	0.36283
21.78	0.363
21.79	0.36317
21.80	0.36333
21.81	0.3635
21.82	0.36367
21.83	0.36383
21.84	0.364
21.85	0.36417
21.86	0.36433
21.87	0.3645
21.88	0.36467
21.89	0.36483
21.90	0.365
21.91	0.36517
21.92	0.36533
21.93	0.3655
21.94	0.36567
21.95	0.36583
21.96	0.366
21.97	0.36617
21.98	0.36633
21.99	0.3665