Recognised as Fraction

21/3

21/3 is an improper fraction equal to 7, or 700%. In lowest terms it is 7/1. Its decimal expansion terminates.

Value

As a decimal7

As a percentage700%

Simplified7/1

Reciprocal3/21

Decimal expansionTerminatingthe denominator has only 2s and 5s as prime factors

Numerator21

Denominator3

Greatest common divisor3

Lowest common multiple21

Numerator is primeNo

Denominator is primeYes

CoprimeNono shared factor above 1

Double14

Half7/2

Squared49/1

Plus one8/1

Minus one6/1

Square root2.6457513111≈

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