题目内容
怎样简便就怎样算。
|
(1)原式=6.3+0.7+10.5 =17.5 |
(2)原式=50.5-(6.64+3.36) = 40.5 |
(3)原式=8.36-2.36+9.7 =15.7 |
(4)原式=2.8+2.2+(3.05+0.95) =9 |
(5)原式=9.15-1.15+0.98 =8.98 |
(6)原式=18.7-2.7-0.98 =15.02 |
(7)原式=6.34+6.66-(0.18+1.82) =11 |
(8)原式=3.789-3.789+(1.27+0.73) =2 |
练习册系列答案
相关题目