| 用你喜欢的方法计算。 | ||||||
|
| (1)8.8×1.25 =8×1.25×1.1 =11 | (2)57.3+(14.1-6.3) =57.3+7.8 =65.1 | (3)0.53×9+0.53 =0.53×10 =5.3 |
| (4)21.23-4.78-15.22 =21.23-20 =1.23 | (5)0.747×8.2-7.47×0.72 =7.47×(0.82-0.72) =0.747 |
编辑:chaxungu时间:2026-04-27 13:33:59分类:小学数学题库
| 用你喜欢的方法计算。 | ||||||
|
| (1)8.8×1.25 =8×1.25×1.1 =11 | (2)57.3+(14.1-6.3) =57.3+7.8 =65.1 | (3)0.53×9+0.53 =0.53×10 =5.3 |
| (4)21.23-4.78-15.22 =21.23-20 =1.23 | (5)0.747×8.2-7.47×0.72 =7.47×(0.82-0.72) =0.747 |