精英家教网 > 小学数学 > 题目详情
3
5
×
1
6
×5=
3
5
×5×
1
6
这里应用了(  )
分析:首先发现算式中,只有两个数的位置发生了变化,在乘法中所运用的定律只能为交换律.
解答:解:
3
5
×
1
6
×5=
3
5
×5×
1
6

此题只是
1
6
和5交换了位置,因此运用乘法交换律.
故选C.
点评:此题主要考查乘法交换律:两数相乘,交换因数的位置,积不变.
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