用乘法分配律简算:8.88×9+777×0.04
问题描述:
用乘法分配律简算:8.88×9+777×0.04
答
8.88×9+777×0.04
=1.11x8x9+1.11x700x0.04
=1.11x72+1.11 x28
=1.11x(72+28)
=1.11x100
=111