简答题

按运算规则计算下列各式的结果: (1)39.8-16.37-8.043+71.006-0.0728 (2)0.907×34.2665÷0.6025938 (3)5.3743 (4)(8.63)1/2

正确答案

(1)39.8-16.37-8.043+71.006-0.0728=86.3
(2)0.907×34.2665÷0.6025938=51.576
(3)5.3743=155.2
(4)(8.63)1/2=2.94

答案解析