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运用运算律巧算的算法40题

  • 耗时: 0分0秒
  • 题数:
  • 得分:
  • 15 × 75 × 8 = 9000
  • 91 × 10 × 3 = 2730
  • 5 × 94 × 10 = 4700
  • 6 × 61 × 15 = 5490
  • 8 × 27 × 10 = 2160
  • 77 × 40 × 2 = 6160
  • 5 × 71 × 18 = 6390
  • 61 × 40 × 2 = 4880
  • 75 × 16 × 5 = 6000
  • 46 × 20 × 2 = 1840
  • 6 × 39 × 15 = 3510
  • 4 × 43 × 25 = 4300
  • 5 × 35 × 40 = 7000
  • 4 × 60 × 15 = 3600
  • 5 × 27 × 18 = 2430
  • 4 × 95 × 15 = 5700
  • 73 × 16 × 5 = 5840
  • 2 × 18 × 40 = 1440
  • 35 × 50 × 8 = 14000
  • 89 × 10 × 7 = 6230
  • 5 × 20 × 20 = 2000
  • 57 × 15 × 2 = 1710
  • 5 × 22 × 16 = 1760
  • 23 × 35 × 2 = 1610
  • 68 × 60 × 5 = 20400
  • 91 × 15 × 6 = 8190
  • 26 × 10 × 2 = 520
  • 2 × 80 × 15 = 2400
  • 8 × 88 × 75 = 52800
  • 79 × 75 × 4 = 23700
  • 8 × 50 × 10 = 4000
  • 82 × 10 × 7 = 5740
  • 4 × 87 × 20 = 6960
  • 8 × 72 × 25 = 14400
  • 67 × 12 × 5 = 4020
  • 58 × 10 × 9 = 5220
  • 2 × 59 × 25 = 2950
  • 7 × 76 × 10 = 5320
  • 46 × 75 × 8 = 27600
  • 4 × 34 × 15 = 2040
※总分:100分, 共计:40道题, 每题:2.50 分。


运用运算律巧算的算法