32乘103减96怎样简便运算?

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32乘103减96怎样简便运算?

32乘103减96怎样简便运算?
32乘103减96怎样简便运算?

32乘103减96怎样简便运算?
32×103-96
=32×(100+3)-96
=3200+96-96
=3200

不对

32×103-96
=32×103-32×3
=32×(103-3)
=32×100
=3200

32x103-96
=32x103-32x3
=32x(103-3)
=32x100
=3200

把96分解成32乘以3

32乘103减96
=32*103-96
=32*103-32*3
=32*(103-3)
=3200

32*103-32*3=32*(103-3)=3200