64乘以35乘64 简便计算

投稿:浅笑安然 优质问答领域创作者 发布时间:2023-10-09 21:12:42
64乘以35乘64 简便计算

解:

方法1:

35X64

=35X(8X8)

=280X8

=2240

方法2:

35X64

=(5X7)X64

=5X64X7(乘法交换律)

=320X7

=2240

方法3:

35X64

=(30+5)X64

=30Ⅹ64+5X64(乘法分配律)

=1920+320

=2240

64乘以35乘64 简便计算

64×35×64=143360

143360