rationalfraction
nounUK /ˈræʃənəl ˈfrækʃən/
US /ˈræʃənəl ˈfrækʃən/
A rational fraction is a fraction made of two whole-number polynomials.
The teacher wrote a rational fraction on the board to show how the top and bottom can both be polynomials.
RELATED WORDS
OTHER MEANINGS
2. A fraction whose numerator and denominator are both integers.
Three-fourths is a rational fraction because both 3 and 4 are whole numbers.
3. A quotient of two polynomials that can often be simplified by canceling common factors.
We simplified the rational fraction by dividing out the common factor of x.
4. Any number that can be written as one integer over another nonzero integer.
Every rational fraction can be expressed as a decimal that either ends or repeats.