计算,
|
| (1)原式=15+12 =27 | (2)原式=58-45 =13 |
| (3)原式=72-38 =34 | (4)原式=18-4 =14 |
| (5)原式=18-12 =6 | (6)原式=29-14 =15 |
| (7)原式=52+14 =66 | (8)原式=80-45 =35 |
编辑:chaxungu时间:2026-04-27 13:25:32分类:小学数学题库
计算,
|
| (1)原式=15+12 =27 | (2)原式=58-45 =13 |
| (3)原式=72-38 =34 | (4)原式=18-4 =14 |
| (5)原式=18-12 =6 | (6)原式=29-14 =15 |
| (7)原式=52+14 =66 | (8)原式=80-45 =35 |