99.9×9.6+33.3×1.2的简便方法?
2020-09-20
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简便计算过程如下
99.9×9.6+33.3×1.2
=99.9×9.6+33.3×3×0.4
=99.9×9.6+99.9×0.4
=99.9×(9.6+0.4)
=99.9×10
=999
望采纳
99.9×9.6+33.3×1.2
=99.9×9.6+33.3×3×0.4
=99.9×9.6+99.9×0.4
=99.9×(9.6+0.4)
=99.9×10
=999
望采纳
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