75.5×3.6+7.55×64的简便计算怎么写

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75.5×3.6+7.55×64的简便计算怎么写
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75.5×3.6+7.55×64的简便计算怎么写
75.5×3.6+7.55×64的简便计算怎么写

75.5×3.6+7.55×64的简便计算怎么写
75.5×3.6+7.55×64
=75.5×3.6+75.5×6.4
=75.5×(3.6+6.4)
=75.5×10
=755

7.55*(36+64)

75.5×3.6+7.55×64
=7.55x(36+64)
=7.55x100
=755