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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:
  • 3 × 71 × 30 = 6390
  • 4 × 59 × 20 = 4720
  • 90 × 18 × 5 = 8100
  • 54 × 60 × 5 = 16200
  • 6 × 53 × 10 = 3180
  • 99 × 75 × 4 = 29700
  • 20 × 20 × 2 = 800
  • 3 × 56 × 20 = 3360
  • 2 × 82 × 35 = 5740
  • 18 × 30 × 2 = 1080
  • 44 × 10 × 7 = 3080
  • 7 × 50 × 10 = 3500
  • 2 × 29 × 15 = 870
  • 95 × 50 × 2 = 9500
  • 5 × 23 × 18 = 2070
  • 3 × 27 × 10 = 810
  • 33 × 15 × 4 = 1980
  • 98 × 50 × 8 = 39200
  • 99 × 20 × 4 = 7920
  • 27 × 14 × 5 = 1890
  • 8 × 74 × 10 = 5920
  • 53 × 45 × 2 = 4770
  • 5 × 16 × 12 = 960
  • 2 × 47 × 40 = 3760
  • 44 × 10 × 4 = 1760
  • 39 × 40 × 5 = 7800
  • 88 × 20 × 3 = 5280
  • 98 × 10 × 4 = 3920
  • 8 × 38 × 25 = 7600
  • 2 × 35 × 15 = 1050
  • 53 × 50 × 8 = 21200
  • 3 × 56 × 20 = 3360
  • 44 × 12 × 5 = 2640
  • 5 × 15 × 16 = 1200
  • 80 × 75 × 4 = 24000
  • 5 × 91 × 18 = 8190
  • 9 × 52 × 10 = 4680
  • 5 × 96 × 14 = 6720
  • 3 × 85 × 10 = 2550
  • 5 × 45 × 80 = 18000
  • 4 × 77 × 50 = 15400
  • 69 × 14 × 5 = 4830
  • 31 × 50 × 8 = 12400
  • 94 × 80 × 5 = 37600
  • 99 × 10 × 4 = 3960
  • 4 × 19 × 15 = 1140
  • 5 × 38 × 20 = 3800
  • 47 × 10 × 5 = 2350
  • 3 × 44 × 20 = 2640
  • 2 × 20 × 35 = 1400
  • 5 × 35 × 18 = 3150
  • 4 × 25 × 50 = 5000
  • 5 × 69 × 10 = 3450
  • 9 × 54 × 10 = 4860
  • 81 × 80 × 5 = 32400
  • 17 × 60 × 5 = 5100
  • 68 × 30 × 2 = 4080
  • 6 × 95 × 50 = 28500
  • 98 × 16 × 5 = 7840
  • 2 × 39 × 25 = 1950
※总分:100分, 共计:60道题, 每题:1.67 分。


运用运算律巧算的算法