proper fraction真分數(shù)
improper fraction假分數(shù)
mixed number帶分數(shù)
vulgar fraction,common fraction普通分數(shù)
simple fraction簡分數(shù)
complex fraction繁分數(shù)
numerator分子
denominator分母
(least)common denominator(最小)公分母
quarter四分之一
decimal fraction純小數(shù)
infinite decimal無窮小數(shù)
recurring decimal循環(huán)小數(shù)
tenths unit十分位