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94X56.87+94X43.8+60X10.035(要简算,
人气:311 ℃ 时间:2020-02-04 21:56:26
解答
94*(56.87+43.13+0.67)+60*10+60*0.035
=9400+94*0.67+600+3*0.7
=10000+(94+3)*0.7-94*0.03
=10000+(100-3)*0.7-3+0.12
=10000+70-2.1-3+0.12
=10065.02
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