天气预报 > 教育 > 在有余数的除法算式中余数等于什么
在有余数的除法算式中余数等于什么
更新时间: 2021-02-09 23:41:59  

1、余数=被除数-除数x商

例如:

15÷4=3.....3

余数3=15-4x3

=15-12

=3

2、被除数=商×除数+余数

例如:15÷4=3.....3

被除数15=4x3+3

=12+3

=15

3、除数=(被除数-余数)÷商

例如:15÷4=3.....3

除数4=(15-3)÷3

=12÷3

=4

关键词: 余数 除法 算式 等于 什么

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