| 脱式计算。 | ||||||
|
| (1)25×24-14 =600-14 =586 | (2)(138-59)×15 =79×15 =1185 | (3)48×52÷2 =48×26 =1248 |
| (4)3.7+1.8+2.6 =5.5+2.6 =8.1 | (5)7.9-(1.9+4.7) =7.9-6.6 =1.3 | (6)40-40÷8 =40-5 =35 |
编辑:chaxungu时间:2026-04-27 13:22:14分类:小学数学题库
| 脱式计算。 | ||||||
|
| (1)25×24-14 =600-14 =586 | (2)(138-59)×15 =79×15 =1185 | (3)48×52÷2 =48×26 =1248 |
| (4)3.7+1.8+2.6 =5.5+2.6 =8.1 | (5)7.9-(1.9+4.7) =7.9-6.6 =1.3 | (6)40-40÷8 =40-5 =35 |