8.45×3.6+0.345×64简便计算怎么算?
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8.45×3.6+0.345×64简便计算为:22.5
8.45×3.6+0.345×64
=8.45×3.6+3.45×6.4
=(5+3.45)×3.6+3.45×6.4
=18+3.45×3.6+3.45×6.4
=18+3.45×(3.6+6.4)
=18+3.45×10
=18+34.5
=22.5
8.45×3.6+0.345×64
=8.45×3.6+3.45×6.4
=(5+3.45)×3.6+3.45×6.4
=18+3.45×3.6+3.45×6.4
=18+3.45×(3.6+6.4)
=18+3.45×10
=18+34.5
=22.5
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