proper fraction

noun Mathematics.

a fraction having the numerator less, or lower in degree, than the denominator.

Origin of proper fraction

First recorded in 1665–75

Words nearby proper fraction

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British Dictionary definitions for proper fraction

proper fraction

noun

a fraction in which the numerator has a lower absolute value than the denominator, as 1/2 or x /(3 + x ²)

Scientific definitions for proper fraction

proper fraction
[ prŏp′ər ]

A fraction in which the numerator is less than the denominator, such as 12. Compare improper fraction.