- 耗时： 0分0秒
- 题数：
- 得分：
- (321 + 249) ÷ 2 = 285
- 7 × (662 - 622) = 280
- (977 + 274) ÷ 9 = 139
- (604 - 280) ÷ 9 = 36
- 4 × (479 + 264) = 2972
- (185 + 101) × 8 = 2288
- 5 × (559 + 430) = 4945
- (708 + 264) ÷ 6 = 162
- (549 + 391) ÷ 4 = 235
- (404 - 290) ÷ 2 = 57
- (251 + 171) ÷ 2 = 211
- (729 + 387) ÷ 9 = 124
- (888 + 759) ÷ 3 = 549
- (487 - 116) ÷ 7 = 53
- (197 - 159) × 5 = 190
- 6 × (212 - 174) = 228
- (856 - 280) ÷ 2 = 288
- (771 - 267) ÷ 7 = 72
- (432 + 248) ÷ 8 = 85
- 3 × (644 - 518) = 378
- (802 - 752) ÷ 2 = 25
- (500 + 121) ÷ 3 = 207
- (618 - 183) × 2 = 870
- 7 × (573 + 182) = 5285
- (275 + 239) × 2 = 1028
- (322 - 149) × 9 = 1557
- (989 - 101) ÷ 3 = 296
- (433 - 219) × 3 = 642
- (814 + 446) ÷ 3 = 420
- (460 - 239) × 8 = 1768
- (731 + 169) ÷ 6 = 150
- (385 + 128) × 8 = 4104
- (777 + 568) × 2 = 2690
- (537 - 526) × 3 = 33
- (146 - 140) ÷ 2 = 3
- (688 + 360) × 9 = 9432
- 8 × (304 - 189) = 920
- (734 + 626) ÷ 2 = 680
- (862 - 565) × 5 = 1485
- 4 × (147 - 120) = 108
※总分：100分， 共计：40道题， 每题：2.50 分。