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运用运算律巧算的算法60题

  • 耗时: 0分0秒
  • 题数:
  • 得分:
  • 4 × 17 × 20 = 1360
  • 58 × 15 × 4 = 3480
  • 4 × 51 × 25 = 5100
  • 7 × 97 × 10 = 6790
  • 5 × 51 × 80 = 20400
  • 71 × 45 × 2 = 6390
  • 4 × 49 × 15 = 2940
  • 8 × 50 × 25 = 10000
  • 86 × 50 × 6 = 25800
  • 26 × 20 × 3 = 1560
  • 8 × 16 × 50 = 6400
  • 50 × 35 × 2 = 3500
  • 2 × 32 × 20 = 1280
  • 5 × 33 × 14 = 2310
  • 53 × 40 × 5 = 10600
  • 5 × 30 × 16 = 2400
  • 7 × 29 × 10 = 2030
  • 2 × 45 × 25 = 2250
  • 6 × 19 × 15 = 1710
  • 21 × 15 × 4 = 1260
  • 8 × 23 × 10 = 1840
  • 5 × 88 × 20 = 8800
  • 35 × 75 × 4 = 10500
  • 7 × 21 × 10 = 1470
  • 6 × 82 × 10 = 4920
  • 6 × 34 × 15 = 3060
  • 32 × 40 × 5 = 6400
  • 45 × 10 × 6 = 2700
  • 47 × 10 × 6 = 2820
  • 91 × 12 × 5 = 5460
  • 19 × 20 × 3 = 1140
  • 71 × 12 × 5 = 4260
  • 84 × 50 × 6 = 25200
  • 34 × 20 × 2 = 1360
  • 99 × 60 × 5 = 29700
  • 3 × 75 × 10 = 2250
  • 5 × 84 × 12 = 5040
  • 2 × 38 × 30 = 2280
  • 2 × 63 × 30 = 3780
  • 87 × 45 × 2 = 7830
  • 4 × 63 × 15 = 3780
  • 5 × 25 × 14 = 1750
  • 8 × 25 × 75 = 15000
  • 6 × 49 × 50 = 14700
  • 13 × 10 × 4 = 520
  • 4 × 45 × 75 = 13500
  • 42 × 10 × 8 = 3360
  • 31 × 30 × 3 = 2790
  • 41 × 10 × 8 = 3280
  • 5 × 62 × 10 = 3100
  • 4 × 43 × 50 = 8600
  • 23 × 75 × 4 = 6900
  • 2 × 41 × 20 = 1640
  • 4 × 96 × 20 = 7680
  • 55 × 40 × 2 = 4400
  • 5 × 74 × 80 = 29600
  • 2 × 74 × 40 = 5920
  • 2 × 21 × 35 = 1470
  • 2 × 20 × 35 = 1400
  • 8 × 40 × 10 = 3200
※总分:100分, 共计:60道题, 每题:1.67 分。


运用运算律巧算的算法