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单词 Case fraction
释义

Case fraction

中文百科

分数 Fraction (mathematics)

(重定向自Case fraction)
取出四份之一蛋糕。图中显示剩余的蛋糕是四份之三。蛋糕上的虚线表示可以把蛋糕进行切割分成相等的部份。每一个蛋糕被表示为分数¼。
Como se ha quitado 1/4 del pastel, todavía le quedan 3/4
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分数(fraction)是用分式(分数式)表达成 \frac{a}{b} 的数(a, b \in Z, b\neq 0)。在上式之中,b 称为分母(Denominator)而 a 称为分子(Numerator),可视为某件事物平均分成 b 份中占 a 分,读作「b 分之 a」。中间的线称为分线分数线。有时人们会用 a/b 来表示分数。

英语百科

Fraction (mathematics) 分数

(重定向自Case fraction)
A cake with one quarter (one fourth) removed. The remaining three fourths are shown. Dotted lines indicate where the cake may be cut in order to divide it into equal parts. Each fourth of the cake is denoted by the fraction ¼.
Das Ganze wird in vier gleiche Teile geteilt; drei davon sind hier gemeint. Oder: Drei Ganze werden gemeinsam in vier gleiche Teile geteilt; eines dieser gleichen Teile ist gemeint.

A fraction (from Latin fractus, "broken") represents a part of a whole or, more generally, any number of equal parts. When spoken in everyday English, a fraction describes how many parts of a certain size there are, for example, one-half, eight-fifths, three-quarters. A common, vulgar, or simple fraction (examples: \tfrac{1}{2} and 17/3) consists of an integer numerator displayed above a line (or before a slash), and a non-zero integer denominator, displayed below (or after) that line. Numerators and denominators are also used in fractions that are not common, including compound fractions, complex fractions, and mixed numerals.

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