0.86+8.6×9.9的简算
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0.86+8.6×9.9的简算0.86+8.6×9.9的简算0.86+8.6×9.9的简算0.86+8.6×9.9=8.6x0.1+8.6x9.9=8.6x(0.1+9.9)=8.6x10=86
0.86+8.6×9.9的简算
0.86+8.6×9.9的简算
0.86+8.6×9.9的简算
0.86+8.6×9.9
=8.6x0.1+8.6x9.9
=8.6x(0.1+9.9)
=8.6x10
=86