问题
计算题
计算下列各题,并验算。
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答案
(1)原式=89.307
验算:89.307-83.23=6.077
验算:29.932+0.068=30
(3)原式=86.864
验算:86.864+96.386=183.25
(4)原式=0.8
验算:0.8+0.22+99.98=101
(5)原式= 40.698
验算:40.698+17.945=58.643
验算:41.217-38.36=2.857
计算下列各题,并验算。
|
(1)原式=89.307
验算:89.307-83.23=6.077
验算:29.932+0.068=30
(3)原式=86.864
验算:86.864+96.386=183.25
(4)原式=0.8
验算:0.8+0.22+99.98=101
(5)原式= 40.698
验算:40.698+17.945=58.643
验算:41.217-38.36=2.857