0.8乘(5—4.38)乘125简便运算?
0.8乘(5—4.38)乘125简便运算?
数学人气:328 ℃时间:2020-04-23 06:37:08
优质解答
原式=0.8×125×(5-4.38)=100×5-100×4.38=500-438=62
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