a number consisting of a whole number and a fraction or decimal, as 4½ or 4.5.
Origin of mixed number
First recorded in 1535–45
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
A number, such as 738, consisting of a whole number and a fraction.
An expression, such as 7x + 6 -5(x + 4), consisting of a polynomial and a rational algebraic fraction.
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