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运用运算律巧算的算法90题

  • 耗时: 0分0秒
  • 题数:
  • 得分:
  • 28 × 10 × 7 = 1960
  • 5 × 78 × 10 = 3900
  • 55 × 45 × 2 = 4950
  • 44 × 20 × 4 = 3520
  • 4 × 47 × 15 = 2820
  • 5 × 97 × 60 = 29100
  • 6 × 82 × 50 = 24600
  • 8 × 42 × 10 = 3360
  • 25 × 30 × 2 = 1500
  • 33 × 75 × 8 = 19800
  • 2 × 40 × 30 = 2400
  • 94 × 20 × 3 = 5640
  • 4 × 31 × 20 = 2480
  • 2 × 59 × 30 = 3540
  • 45 × 25 × 8 = 9000
  • 68 × 50 × 4 = 13600
  • 34 × 30 × 2 = 2040
  • 2 × 39 × 45 = 3510
  • 5 × 98 × 16 = 7840
  • 3 × 31 × 10 = 930
  • 4 × 29 × 15 = 1740
  • 30 × 50 × 4 = 6000
  • 2 × 14 × 40 = 1120
  • 8 × 82 × 10 = 6560
  • 8 × 50 × 25 = 10000
  • 3 × 21 × 20 = 1260
  • 2 × 52 × 45 = 4680
  • 86 × 18 × 5 = 7740
  • 4 × 57 × 25 = 5700
  • 5 × 81 × 14 = 5670
  • 4 × 79 × 25 = 7900
  • 40 × 15 × 6 = 3600
  • 6 × 47 × 10 = 2820
  • 40 × 15 × 4 = 2400
  • 6 × 18 × 10 = 1080
  • 5 × 68 × 60 = 20400
  • 96 × 10 × 4 = 3840
  • 2 × 14 × 25 = 700
  • 4 × 41 × 50 = 8200
  • 94 × 50 × 8 = 37600
  • 3 × 54 × 30 = 4860
  • 5 × 81 × 40 = 16200
  • 77 × 20 × 5 = 7700
  • 8 × 48 × 50 = 19200
  • 8 × 56 × 75 = 33600
  • 80 × 20 × 4 = 6400
  • 25 × 10 × 6 = 1500
  • 83 × 20 × 5 = 8300
  • 37 × 15 × 6 = 3330
  • 2 × 16 × 40 = 1280
  • 24 × 50 × 2 = 2400
  • 60 × 25 × 4 = 6000
  • 5 × 17 × 60 = 5100
  • 28 × 10 × 7 = 1960
  • 5 × 67 × 80 = 26800
  • 2 × 39 × 10 = 780
  • 9 × 90 × 10 = 8100
  • 72 × 50 × 2 = 7200
  • 4 × 53 × 25 = 5300
  • 87 × 75 × 4 = 26100
  • 5 × 72 × 16 = 5760
  • 30 × 40 × 2 = 2400
  • 58 × 40 × 2 = 4640
  • 8 × 34 × 50 = 13600
  • 5 × 29 × 60 = 8700
  • 70 × 20 × 5 = 7000
  • 87 × 20 × 5 = 8700
  • 8 × 25 × 75 = 15000
  • 39 × 75 × 4 = 11700
  • 19 × 10 × 7 = 1330
  • 72 × 10 × 9 = 6480
  • 39 × 75 × 8 = 23400
  • 28 × 16 × 5 = 2240
  • 80 × 20 × 4 = 6400
  • 4 × 76 × 15 = 4560
  • 10 × 25 × 4 = 1000
  • 76 × 30 × 2 = 4560
  • 2 × 19 × 35 = 1330
  • 97 × 10 × 6 = 5820
  • 76 × 15 × 4 = 4560
  • 24 × 14 × 5 = 1680
  • 79 × 10 × 3 = 2370
  • 4 × 68 × 25 = 6800
  • 5 × 45 × 80 = 18000
  • 75 × 10 × 3 = 2250
  • 4 × 69 × 50 = 13800
  • 3 × 23 × 10 = 690
  • 2 × 82 × 35 = 5740
  • 5 × 17 × 10 = 850
  • 5 × 58 × 40 = 11600
※总分:100分, 共计:90道题, 每题:1.11 分。


运用运算律巧算的算法