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Recognised as Fraction

-4/7

  • Proper fraction
  • Already in lowest terms
  • -0.571429

-4/7 is a proper fraction equal to -0.5714285714, or -57.142857%. It is already in its lowest terms. Its decimal expansion recurs.

Value

As a decimal-0.571428571429≈
As a percentage-57.14285714%
Simplified-4/7
Reciprocal7/-4
Decimal expansionRecurringthe denominator has a prime factor other than 2 or 5

Numerator & denominator

Numerator-4
Denominator7
Greatest common divisor1
Lowest common multiple28
Numerator is primeNo
Denominator is primeYes
CoprimeYesno shared factor above 1

Equivalent fractions

× 2-8/14
× 3-12/21
× 4-16/28
× 5-20/35
× 6-24/42
× 10-40/70

Arithmetic

Double-8/7
Half-2/7
Squared16/49
Plus one3/7
Minus one-11/7
Square root0.755928946≈

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Every value on this page was computed from “-4 over 7” by Nerdulator’s maths engine. Nothing here was retrieved from a database of answers or written by a model.