- 〔数学で〕reduction (of a fraction) to 「its lowest [lower] terms(▼lowestは既約分数にすること)
約分する reduce a fraction to 「its lowest [lower] terms
- 3/9を約分すると⅓になる
- If the fraction 3/9 is reduced to its lowest terms, we get ⅓./The reduction of 3/9 to its lowest terms gives ⅓.(▼3/9はthree ninthsと読む)
- この分数は約分できる[できない]
- This fraction is reducible [irreducible].