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用简便方法计算:(10+1+0.1)*0.24
人气:117 ℃ 时间:2019-09-29 04:20:01
解答
(10+1+0.1)*0.24
=10*0.24+1*0.24+0.1*0.24
=2.4+0.24+0.024
=2.664
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