102×33÷66巧算
问题描述:
102×33÷66巧算
答
(100+2)*33/66=50+1
答
102x33/66
=3x34x33/2x33
=3x17
=51
答
(51+51)×33÷66=51
答
102*33/33/2=51
答
102×33÷66
=102×(33÷66)
=102×0.5
=51
答
102X33÷(33×2)=102×(33÷33)÷2=51 不好意思刚写错了