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3.14*26.4+31.4*7.35+0.314简便
人气:402 ℃ 时间:2020-01-30 22:13:34
解答
3.14*26.4+31.4*7.35+0.314
=3.14*26.4+3.14*73.5+3.14x0.1
=3.14x(26.4+73.5+0.1)
=3.14x100
=314
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