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单词 Divisibility rules
释义

Divisibility rules

中文百科

整除规则 Divisibility rule

(重定向自Divisibility rules)

整除是数学中两个自然数之间的一种关系。自然数a可以被自然数b整除,是指b是a的因数,且a是b的整数倍数,也就是a除以b没有余数。下面列出了十进制中判断一个整数除以另外一个整数的商为整数,且余数为零的一些规则。

英语百科

Divisibility rule 整除规则

(重定向自Divisibility rules)

A divisibility rule is a shorthand way of determining whether a given number is divisible by a fixed divisor without performing the division, usually by examining its digits. Although there are divisibility tests for numbers in any radix, or base, and they are all different, this article presents rules and examples only for decimal, or base 10, numbers.

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更新时间:2025/6/18 17:52:36