| 用简便方法计算。 | ||||
|
| (1)0.125×2.5×32 =0.125×32×2.5 =4×2.5 =10 | (2)![]() = ![]() = ![]() |
(3)![]() = ![]() =10+48-8 =50 | (4)5.8-1.38+13.2-3.62 =19-5 =14 |
编辑:chaxungu时间:2026-04-27 13:33:57分类:小学数学题库
| 用简便方法计算。 | ||||
|
| (1)0.125×2.5×32 =0.125×32×2.5 =4×2.5 =10 | (2)![]() = ![]() = ![]() |
(3)![]() = ![]() =10+48-8 =50 | (4)5.8-1.38+13.2-3.62 =19-5 =14 |