加减乘除混合运算I
| 70 × 4 = | 320 ÷ 40 = | 720 ÷ 80 = | 81 ÷ 27 = |
| 480 ÷ 60 = | 60 - 17 = | 42 ÷ 14 = | 56 ÷ 2 = |
| 85 ÷ 17 = | 75 ÷ 3 = | 350 ÷ 70 = | 23 × 20 = |
| 72 ÷ 18 = | 3 × 18 = | 14 × 7 = | 500 ÷ 50 = |
| 100 ÷ 25 = | 24 × 3 = | 25 × 4 = | 76 ÷ 19 = |
| 98 ÷ 49 = | 90 ÷ 15 = | 96 ÷ 8 = | 96 ÷ 12 = |
| 560 ÷ 70 = | (120 + 30) × 2 = | 84 ÷ 3 = | 12 × 6 = |
| 69 ÷ 23 = | 92 ÷ 4 = | 420 ÷ 2 - 200 = | 72 ÷ 12 = |
| 76 ÷ 19 = | 76 ÷ 19 = | 80 ÷ 16 = | 48 ÷ 16 = |
| 13 × 7 = | 76 ÷ 4 = | 56 - 7 × 8 = | 15 × 6 = |
| 40 - 11 = | 90 - 32 = | 95 ÷ 5 = | 8 × 12 = |
| 60 - 35 = | 2 × 29 = | 70 ÷ 5 = | 960 ÷ 3 |
| 96 ÷ 24 = | 490 ÷ 70 = | 350 ÷ 70 = | 4 × 23 = |
| 180 ÷ 9 = | 320 ÷ 8 = | 52 ÷ 4 = | 15 × 5 = |
| 5 × 17 = | 72 ÷ 4 = | 90 - 3 × 13 = | (170 + 40) ÷ 30 = |
| 12 × 8 = | 60 ÷ 4 = | 4 × 15 = | 900 ÷ 30 = |
| (27 + 53) × 4 = | 65 ÷ 5 = | (90 - 12) ÷ 26 = | 300 ÷ (95 - 90) = |
| 14 × 3 = | 85 ÷ 5 = | 84 ÷ 12 = | 96 ÷ 8 = |
| 91 ÷ 13 = | 72 ÷ (12 × 3) = | 210 ÷ 3 = | 45 ÷ 15 = |
| 56 ÷ 14 = | 8 × 12 = | 450 ÷ 90 = | 70 ÷ 14 = |
| 95 - (74 - 50) = | 80 - 29 = | 13 × 5 = | 84 ÷ 7 = |
| 360 - 170 = | 160 - (95 - 15) = | 50 ÷ 2 = | 81 ÷ 3 = |
| 2 × 35 = | 85 ÷ 5 = | 70 ÷ 14 = | 18 × 2 = |
| 78 ÷ 3 = | 78 ÷ 13 = | 27 × 3 = | 90 + 240 = |
| 15 × 6 = | 96 ÷ 6 = | 200 ÷ 50 = | 75 ÷ 15 = |