题目内容
用简便方法计算。
|
(1)原式= 4.35+15.65+(8.6+1.4) =30 |
(2)原式=19.32-(5.56+3.44) =10.32 |
(3)原式=37.6-7.6-3.25 =26.75 |
(4)原式=5.49-3.49+2.68 = 4.68 |
(5)原式=6.27+1.73+3.83 =11.83 |
(6)原式=8.4-8.4+3.5+3.5 =7 |
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题目内容
用简便方法计算。
|
(1)原式= 4.35+15.65+(8.6+1.4) =30 |
(2)原式=19.32-(5.56+3.44) =10.32 |
(3)原式=37.6-7.6-3.25 =26.75 |
(4)原式=5.49-3.49+2.68 = 4.68 |
(5)原式=6.27+1.73+3.83 =11.83 |
(6)原式=8.4-8.4+3.5+3.5 =7 |