| 89 24 38 61 53 74 92 26 |
| 95 18 74 32 14 79 65 83 |
| 53 -26 19 84 78 49 -52 36 |
| 71 82 -71 49 35 -65 74 92 |
| 36 18 79 83 16 25 49 12 |
| 35 86 -74 29 43 58 76 -14 |
| 57 98 36 12 89 15 74 26 |
| 37 46 59 83 21 38 14 65 |
| 92 76 73 -52 19 48 48 -15 |
| 97 36 26 52 31 49 78 21 |
| 475 89 2 54 73 691 82 9 |
| 148 -6 75 3 158 -26 37 49 |
| 957 63 42 18 4 81 957 6 |
| 32 6 94 31 82 754 8 619 |
| 53 274 -62 78 -51 935 2 1 |
| 68 943 7 67 -84 15 9 -323 |
| 7 2 84 59 16 357 812 64 |
| 92 594 13 78 695 4 8 17 |
| 36 -21 347 592 -86 5 8 74 |
| 635 27 18 49 238 6 9 47 |
2 × 38 =
9 × 74 =
5 3 × 6 =
82 × 4 =
3 × 79 =237
531 × 9 =
7 × 626 =
958 × 7 =
3 × 306 =
579 × 2 =
280 ÷ 5 =
423 ÷ 9 =
36 ÷ 3 =
320 ÷ 4 =
84 ÷ 3 =
614 ÷ 2 =
978 ÷ 2 =
2,958 ÷ 6 =
1,106 ÷ 7 =
4,150 ÷ 5 =
42题 | 被引用0次