脱式计算 0.24÷ +0.24×5 | ×9.4+ ×0.7-70% | 178× | 777×9+37×111 | 2.75÷[15×(2- )+2.5] | (4.8×7.5×8.1)÷(2.4×2.5×2.7) | 3.8×4.5÷(3.2-2.95) | + + +…+ . | |
脱式计算 0.24÷ +0.24×5 | ×9.4+ ×0.7-70% | 178× | 777×9+37×111 | 2.75÷[15×(2- )+2.5] | (4.8×7.5×8.1)÷(2.4×2.5×2.7) | 3.8×4.5÷(3.2-2.95) | + + +…+ . | |
脱式计算 0.24÷ +0.24×5 | ×9.4+ ×0.7-70% | 178× | 777×9+37×111 | 2.75÷[15×(2- )+2.5] | (4.8×7.5×8.1)÷(2.4×2.5×2.7) | 3.8×4.5÷(3.2-2.95) | + + +…+ . | |
脱式计算 0.24÷ +0.24×5 | ×9.4+ ×0.7-70% | 178× | 777×9+37×111 | 2.75÷[15×(2- )+2.5] | (4.8×7.5×8.1)÷(2.4×2.5×2.7) | 3.8×4.5÷(3.2-2.95) | + + +…+ . | | 脱式计算 0.24÷ +0.24×5 | ×9.4+ ×0.7-70% | 178× |
777×9+37×111 | 2.75÷[15×(2- )+2.5] | (4.8×7.5×8.1)÷(2.4×2.5×2.7) |
3.8×4.5÷(3.2-2.95) | + + +…+ . |
脱式计算 0.24÷ +0.24×5 | ×9.4+ ×0.7-70% | 178× |
777×9+37×111 | 2.75÷[15×(2- )+2.5] | (4.8×7.5×8.1)÷(2.4×2.5×2.7) |
3.8×4.5÷(3.2-2.95) | + + +…+ . |
脱式计算 0.24÷ +0.24×5 | ×9.4+ ×0.7-70% | 178× |
777×9+37×111 | 2.75÷[15×(2- )+2.5] | (4.8×7.5×8.1)÷(2.4×2.5×2.7) |
3.8×4.5÷(3.2-2.95) | + + +…+ . |
脱式计算 0.24÷ +0.24×5 | ×9.4+ ×0.7-70% | 178× |
脱式计算 0.24÷ +0.24×5 | +0.24×5 5 |
23 |
5 |
5 | 23 |
23 | 2 |
5 |
2 |
2 | 5 |
5 | ×9.4+ ×0.7-70% | ×9.4+ ×0.7-70% 7 |
10 |
7 |
7 | 10 |
10 | ×0.7-70% 8 |
5 |
8 |
8 | 5 |
5 | 178× | 178 |
179 |
178 |
178 | 179 |
179 | 777×9+37×111 | 2.75÷[15×(2- )+2.5] | (4.8×7.5×8.1)÷(2.4×2.5×2.7) |
777×9+37×111 | 2.75÷[15×(2- )+2.5] | )+2.5] 1 |
3 |
1 |
1 | 3 |
3 | (4.8×7.5×8.1)÷(2.4×2.5×2.7) | 3.8×4.5÷(3.2-2.95) | + + +…+ . |
3.8×4.5÷(3.2-2.95) | + + +…+ . | + + +…+ . 7 |
3×4 |
7 |
7 | 3×4 |
3×4 | + +…+ . 7 |
4×5 |
7 |
7 | 4×5 |
4×5 | +…+ . 7 |
5×6 |
7 |
7 | 5×6 |
5×6 | . 7 |
99×100 |
7 |
7 | 99×100 |
99×100 |