3.45*3.6+0*345*64 简算

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3.45*3.6+0*345*64 简算
3.45*3.6+0*345*64 简算

3.45*3.6+0*345*64 简算
3.45*3.6+0.345*64
=0.345x10x3.6+0.345x64
=0.345x(36+64)
=0.345x100
=34.5

后面确定是0吗

原式=3.45×3.6+3.45×6.4
=3.45×(3.6+6.4)
=3.45×10
=34.5