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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:
  • 2 × 46 × 15 = 1380
  • 97 × 25 × 4 = 9700
  • 88 × 20 × 2 = 3520
  • 5 × 13 × 80 = 5200
  • 2 × 86 × 40 = 6880
  • 5 × 15 × 16 = 1200
  • 71 × 75 × 8 = 42600
  • 2 × 40 × 20 = 1600
  • 86 × 20 × 4 = 6880
  • 76 × 16 × 5 = 6080
  • 61 × 15 × 6 = 5490
  • 5 × 70 × 80 = 28000
  • 2 × 12 × 10 = 240
  • 92 × 50 × 8 = 36800
  • 5 × 18 × 12 = 1080
  • 5 × 27 × 20 = 2700
  • 69 × 15 × 6 = 6210
  • 27 × 45 × 2 = 2430
  • 8 × 89 × 25 = 17800
  • 85 × 35 × 2 = 5950
  • 2 × 14 × 30 = 840
  • 87 × 15 × 4 = 5220
  • 52 × 80 × 5 = 20800
  • 66 × 15 × 2 = 1980
  • 5 × 82 × 40 = 16400
  • 11 × 20 × 4 = 880
  • 5 × 61 × 60 = 18300
  • 70 × 15 × 4 = 4200
  • 58 × 12 × 5 = 3480
  • 6 × 46 × 50 = 13800
  • 58 × 10 × 6 = 3480
  • 42 × 60 × 5 = 12600
  • 77 × 25 × 8 = 15400
  • 88 × 50 × 4 = 17600
  • 5 × 71 × 80 = 28400
  • 4 × 10 × 50 = 2000
  • 2 × 66 × 30 = 3960
  • 25 × 15 × 4 = 1500
  • 2 × 27 × 45 = 2430
  • 5 × 66 × 12 = 3960
  • 73 × 80 × 5 = 29200
  • 5 × 93 × 10 = 4650
  • 3 × 41 × 30 = 3690
  • 4 × 50 × 25 = 5000
  • 6 × 37 × 50 = 11100
  • 6 × 42 × 50 = 12600
  • 2 × 26 × 35 = 1820
  • 5 × 71 × 12 = 4260
  • 14 × 10 × 3 = 420
  • 2 × 77 × 45 = 6930
  • 5 × 40 × 16 = 3200
  • 13 × 30 × 3 = 1170
  • 4 × 79 × 20 = 6320
  • 4 × 16 × 15 = 960
  • 32 × 10 × 2 = 640
  • 2 × 24 × 30 = 1440
  • 74 × 20 × 3 = 4440
  • 2 × 99 × 20 = 3960
  • 81 × 75 × 4 = 24300
  • 8 × 87 × 25 = 17400
※总分:100分, 共计:60道题, 每题:1.67 分。


运用运算律巧算的算法