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約分 (やくぶん) Japanese meaning | Kotomora

約やく分ぶん

や

く

ぶ

ん

Meanings

1

noun, noun or participle which takes 'suru', transitive verb

reduction of a fraction; simplifying a fraction

mathematics

Mathematical term for reducing a fraction to its lowest terms by dividing numerator and denominator by their greatest common divisor.

分ぶん数すうを約やく分ぶんして簡かん単たんにしてください。
Please reduce the fraction to its simplest form.
この分

ぶん

数すう

は

もう

約やく

分ぶん

でき

ませ

ん

。

This fraction cannot be reduced any further.

Kanji

約promise, approximately, shrink
分part, minute of time, segment

Similar words

通つう分ぶん
通分 means finding a common denominator for two or more fractions, while 約分 means reducing a single fraction to its lowest terms.

Etymology

Compound of 約 (yaku, 'to shorten, to reduce') and 分 (bun, 'part, fraction'). The exact historical derivation is uncertain, but the term is a standard mathematical coinage.