noun, noun or participle which takes 'suru', transitive verb
reduction to a common denominator; converting fractions to a common denominator
Mathematical term for finding a common denominator for two or more fractions. Used as a noun or with する as a transitive verb.
分数の足し算をする前に、まず通分してください。
Before adding the fractions, please first reduce them to a common denominator.
通分のやり方を忘れてしまった。
I've forgotten how to find a common denominator.