题目内容
计算下面各题。(能简算的要简算)
|
(1)原式=18-18 =0 |
(2)原式=×60-×60+×60 =6-5+4 =1 |
(3)原式=(-)÷ =- = |
(4)原式= 4×0.25×4×21 =1×4×21 =84 |
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题目内容
计算下面各题。(能简算的要简算)
|
(1)原式=18-18 =0 |
(2)原式=×60-×60+×60 =6-5+4 =1 |
(3)原式=(-)÷ =- = |
(4)原式= 4×0.25×4×21 =1×4×21 =84 |