分ぶん母ぼを払はらう

expression, godan verb (-u)

cancel a denominator; clear an equation of fractions

Mathematical term used when multiplying both sides of an equation by the denominator(s) to eliminate fractions.

• 方ほう程てい式しきを解とく前まえに、分ぶん母ぼを払はらって整せい数すうの式しきに直なおす。

  Before solving the equation, cancel the denominators to turn it into an integer expression.

• 分ぶん数すうが含ふくまれているときは、まず分ぶん母ぼを払はらうと計けい算さんしやすくなる。

  When fractions are involved, clearing the denominators first makes calculation easier.