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3.82×9.9+0.382用简便方法计算
人气:252 ℃ 时间:2019-12-11 23:24:06
解答
幻の小希希,你好:
3.82×9.9+0.382
=3.82×9.9+3.82×0.1
=3.82×(9.9+0.1)
=3.82×10
=38.2
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