Convert 21 Seconds to Minutes
How long is 21 seconds? What is 21 seconds in minutes? 21 s to min conversion.
Hours
Minutes
Seconds
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To
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21 Seconds =
0.35 Minutes
exact result
Decimal places
Result in Plain English
21 seconds is equal to exactly 0.35 minutes.
To a Percentage
21 seconds = 35% of a minute.
Result as a Fraction
21 seconds
= 7⁄20 minutes
= seven twentieths of a minute
In Scientific Notation
21 seconds
= 2.1 x 101 seconds
= 3.5 x 10-1 minutes