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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:
  • 18 × 15 × 4 = 1080
  • 48 × 10 × 5 = 2400
  • 3 × 44 × 20 = 2640
  • 74 × 60 × 5 = 22200
  • 5 × 90 × 10 = 4500
  • 2 × 91 × 25 = 4550
  • 57 × 10 × 7 = 3990
  • 2 × 79 × 40 = 6320
  • 2 × 72 × 35 = 5040
  • 84 × 40 × 2 = 6720
  • 10 × 25 × 4 = 1000
  • 72 × 12 × 5 = 4320
  • 45 × 10 × 6 = 2700
  • 7 × 82 × 10 = 5740
  • 33 × 50 × 6 = 9900
  • 11 × 15 × 2 = 330
  • 11 × 20 × 5 = 1100
  • 8 × 42 × 10 = 3360
  • 8 × 40 × 75 = 24000
  • 2 × 55 × 30 = 3300
  • 85 × 40 × 2 = 6800
  • 8 × 31 × 10 = 2480
  • 39 × 15 × 2 = 1170
  • 12 × 10 × 8 = 960
  • 45 × 35 × 2 = 3150
  • 98 × 10 × 6 = 5880
  • 2 × 72 × 25 = 3600
  • 34 × 10 × 9 = 3060
  • 4 × 44 × 10 = 1760
  • 70 × 75 × 8 = 42000
  • 38 × 10 × 5 = 1900
  • 93 × 20 × 5 = 9300
  • 5 × 70 × 18 = 6300
  • 74 × 18 × 5 = 6660
  • 55 × 75 × 4 = 16500
  • 84 × 10 × 6 = 5040
  • 97 × 25 × 8 = 19400
  • 49 × 75 × 4 = 14700
  • 81 × 50 × 6 = 24300
  • 31 × 50 × 4 = 6200
  • 2 × 72 × 40 = 5760
  • 2 × 80 × 45 = 7200
  • 4 × 48 × 15 = 2880
  • 96 × 60 × 5 = 28800
  • 8 × 64 × 25 = 12800
  • 2 × 66 × 45 = 5940
  • 52 × 40 × 2 = 4160
  • 26 × 40 × 5 = 5200
  • 3 × 15 × 10 = 450
  • 31 × 15 × 6 = 2790
  • 2 × 19 × 15 = 570
  • 32 × 25 × 2 = 1600
  • 5 × 95 × 20 = 9500
  • 96 × 50 × 6 = 28800
  • 4 × 97 × 20 = 7760
  • 21 × 25 × 8 = 4200
  • 5 × 91 × 80 = 36400
  • 2 × 91 × 15 = 2730
  • 35 × 40 × 2 = 2800
  • 2 × 97 × 35 = 6790
※总分:100分, 共计:60道题, 每题:1.67 分。


运用运算律巧算的算法