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运用运算律巧算的算法300题

  • 耗时: 0分0秒
  • 题数:
  • 得分:
  • 2 × 51 × 40 = 4080
  • 67 × 50 × 4 = 13400
  • 54 × 50 × 4 = 10800
  • 42 × 20 × 3 = 2520
  • 5 × 84 × 12 = 5040
  • 5 × 20 × 14 = 1400
  • 6 × 48 × 10 = 2880
  • 83 × 18 × 5 = 7470
  • 4 × 57 × 75 = 17100
  • 29 × 25 × 4 = 2900
  • 99 × 40 × 5 = 19800
  • 49 × 10 × 4 = 1960
  • 41 × 18 × 5 = 3690
  • 87 × 35 × 2 = 6090
  • 36 × 50 × 2 = 3600
  • 26 × 75 × 8 = 15600
  • 19 × 16 × 5 = 1520
  • 2 × 56 × 35 = 3920
  • 3 × 52 × 30 = 4680
  • 90 × 20 × 4 = 7200
  • 62 × 18 × 5 = 5580
  • 14 × 15 × 6 = 1260
  • 27 × 10 × 7 = 1890
  • 94 × 10 × 7 = 6580
  • 75 × 50 × 6 = 22500
  • 59 × 50 × 6 = 17700
  • 4 × 47 × 25 = 4700
  • 54 × 80 × 5 = 21600
  • 3 × 40 × 30 = 3600
  • 4 × 63 × 25 = 6300
  • 21 × 20 × 4 = 1680
  • 51 × 10 × 5 = 2550
  • 4 × 38 × 25 = 3800
  • 2 × 99 × 10 = 1980
  • 6 × 36 × 15 = 3240
  • 2 × 90 × 20 = 3600
  • 9 × 34 × 10 = 3060
  • 47 × 20 × 3 = 2820
  • 3 × 17 × 10 = 510
  • 2 × 86 × 30 = 5160
  • 6 × 91 × 50 = 27300
  • 62 × 75 × 8 = 37200
  • 5 × 58 × 20 = 5800
  • 9 × 77 × 10 = 6930
  • 31 × 15 × 4 = 1860
  • 5 × 31 × 20 = 3100
  • 44 × 25 × 8 = 8800
  • 28 × 10 × 6 = 1680
  • 17 × 25 × 4 = 1700
  • 4 × 98 × 75 = 29400
  • 6 × 56 × 10 = 3360
  • 4 × 75 × 20 = 6000
  • 8 × 15 × 50 = 6000
  • 5 × 66 × 40 = 13200
  • 6 × 45 × 15 = 4050
  • 3 × 14 × 10 = 420
  • 8 × 97 × 75 = 58200
  • 2 × 27 × 45 = 2430
  • 4 × 60 × 20 = 4800
  • 96 × 20 × 4 = 7680
  • 88 × 20 × 4 = 7040
  • 2 × 83 × 50 = 8300
  • 54 × 25 × 4 = 5400
  • 97 × 10 × 9 = 8730
  • 5 × 63 × 18 = 5670
  • 15 × 16 × 5 = 1200
  • 2 × 81 × 40 = 6480
  • 2 × 69 × 40 = 5520
  • 2 × 87 × 15 = 2610
  • 5 × 13 × 14 = 910
  • 22 × 10 × 7 = 1540
  • 73 × 10 × 5 = 3650
  • 52 × 75 × 4 = 15600
  • 6 × 98 × 10 = 5880
  • 5 × 56 × 60 = 16800
  • 79 × 10 × 9 = 7110
  • 26 × 18 × 5 = 2340
  • 8 × 31 × 25 = 6200
  • 25 × 10 × 6 = 1500
  • 41 × 40 × 2 = 3280
  • 12 × 20 × 3 = 720
  • 2 × 85 × 30 = 5100
  • 45 × 40 × 5 = 9000
  • 6 × 60 × 10 = 3600
  • 2 × 14 × 45 = 1260
  • 5 × 77 × 16 = 6160
  • 68 × 10 × 9 = 6120
  • 79 × 40 × 2 = 6320
  • 81 × 15 × 2 = 2430
  • 53 × 25 × 2 = 2650
  • 5 × 13 × 12 = 780
  • 5 × 17 × 80 = 6800
  • 4 × 79 × 50 = 15800
  • 2 × 19 × 35 = 1330
  • 96 × 10 × 5 = 4800
  • 57 × 10 × 4 = 2280
  • 4 × 99 × 15 = 5940
  • 2 × 90 × 30 = 5400
  • 5 × 67 × 12 = 4020
  • 2 × 23 × 35 = 1610
  • 73 × 10 × 6 = 4380
  • 8 × 39 × 75 = 23400
  • 4 × 70 × 50 = 14000
  • 86 × 20 × 4 = 6880
  • 8 × 98 × 25 = 19600
  • 3 × 42 × 30 = 3780
  • 8 × 36 × 25 = 7200
  • 4 × 32 × 15 = 1920
  • 8 × 63 × 25 = 12600
  • 2 × 65 × 35 = 4550
  • 15 × 45 × 2 = 1350
  • 8 × 87 × 75 = 52200
  • 6 × 87 × 10 = 5220
  • 8 × 21 × 50 = 8400
  • 2 × 93 × 50 = 9300
  • 3 × 28 × 30 = 2520
  • 2 × 45 × 10 = 900
  • 22 × 30 × 3 = 1980
  • 5 × 63 × 16 = 5040
  • 5 × 41 × 14 = 2870
  • 5 × 65 × 14 = 4550
  • 2 × 78 × 50 = 7800
  • 43 × 14 × 5 = 3010
  • 72 × 10 × 3 = 2160
  • 3 × 52 × 10 = 1560
  • 21 × 10 × 8 = 1680
  • 8 × 10 × 50 = 4000
  • 47 × 10 × 6 = 2820
  • 6 × 88 × 15 = 7920
  • 4 × 86 × 15 = 5160
  • 4 × 29 × 15 = 1740
  • 82 × 10 × 8 = 6560
  • 8 × 72 × 75 = 43200
  • 2 × 15 × 45 = 1350
  • 2 × 45 × 40 = 3600
  • 2 × 15 × 45 = 1350
  • 6 × 40 × 15 = 3600
  • 5 × 42 × 40 = 8400
  • 8 × 10 × 50 = 4000
  • 45 × 75 × 8 = 27000
  • 5 × 75 × 10 = 3750
  • 75 × 10 × 9 = 6750
  • 3 × 26 × 10 = 780
  • 26 × 10 × 9 = 2340
  • 6 × 89 × 50 = 26700
  • 48 × 15 × 4 = 2880
  • 68 × 50 × 8 = 27200
  • 19 × 10 × 3 = 570
  • 11 × 10 × 2 = 220
  • 4 × 76 × 15 = 4560
  • 48 × 50 × 6 = 14400
  • 4 × 15 × 50 = 3000
  • 96 × 16 × 5 = 7680
  • 25 × 10 × 9 = 2250
  • 63 × 25 × 4 = 6300
  • 86 × 10 × 3 = 2580
  • 5 × 18 × 18 = 1620
  • 2 × 87 × 20 = 3480
  • 5 × 40 × 80 = 16000
  • 9 × 77 × 10 = 6930
  • 5 × 31 × 60 = 9300
  • 2 × 61 × 10 = 1220
  • 6 × 88 × 15 = 7920
  • 6 × 45 × 10 = 2700
  • 75 × 10 × 3 = 2250
  • 4 × 22 × 75 = 6600
  • 51 × 60 × 5 = 15300
  • 96 × 10 × 5 = 4800
  • 2 × 86 × 40 = 6880
  • 74 × 25 × 8 = 14800
  • 72 × 10 × 2 = 1440
  • 3 × 24 × 10 = 720
  • 5 × 22 × 60 = 6600
  • 76 × 20 × 5 = 7600
  • 2 × 95 × 25 = 4750
  • 6 × 29 × 10 = 1740
  • 14 × 35 × 2 = 980
  • 2 × 45 × 20 = 1800
  • 49 × 75 × 4 = 14700
  • 7 × 15 × 10 = 1050
  • 59 × 80 × 5 = 23600
  • 11 × 20 × 3 = 660
  • 74 × 25 × 2 = 3700
  • 86 × 10 × 9 = 7740
  • 39 × 50 × 2 = 3900
  • 2 × 76 × 15 = 2280
  • 36 × 12 × 5 = 2160
  • 5 × 49 × 18 = 4410
  • 24 × 30 × 3 = 2160
  • 19 × 20 × 5 = 1900
  • 88 × 14 × 5 = 6160
  • 36 × 50 × 2 = 3600
  • 88 × 15 × 6 = 7920
  • 72 × 16 × 5 = 5760
  • 85 × 10 × 2 = 1700
  • 6 × 80 × 15 = 7200
  • 5 × 11 × 60 = 3300
  • 66 × 15 × 4 = 3960
  • 3 × 36 × 20 = 2160
  • 55 × 30 × 3 = 4950
  • 96 × 18 × 5 = 8640
  • 4 × 17 × 20 = 1360
  • 84 × 35 × 2 = 5880
  • 86 × 30 × 3 = 7740
  • 2 × 34 × 50 = 3400
  • 2 × 11 × 10 = 220
  • 9 × 68 × 10 = 6120
  • 2 × 93 × 50 = 9300
  • 5 × 37 × 10 = 1850
  • 5 × 63 × 14 = 4410
  • 2 × 76 × 40 = 6080
  • 16 × 10 × 2 = 320
  • 7 × 38 × 10 = 2660
  • 4 × 85 × 20 = 6800
  • 79 × 20 × 3 = 4740
  • 19 × 18 × 5 = 1710
  • 8 × 37 × 25 = 7400
  • 9 × 58 × 10 = 5220
  • 2 × 39 × 15 = 1170
  • 5 × 72 × 16 = 5760
  • 94 × 15 × 2 = 2820
  • 36 × 20 × 3 = 2160
  • 2 × 70 × 45 = 6300
  • 31 × 50 × 6 = 9300
  • 62 × 14 × 5 = 4340
  • 5 × 65 × 60 = 19500
  • 2 × 18 × 40 = 1440
  • 2 × 21 × 10 = 420
  • 82 × 60 × 5 = 24600
  • 4 × 75 × 20 = 6000
  • 2 × 74 × 45 = 6660
  • 70 × 20 × 5 = 7000
  • 10 × 10 × 9 = 900
  • 29 × 75 × 4 = 8700
  • 81 × 50 × 8 = 32400
  • 81 × 16 × 5 = 6480
  • 3 × 19 × 30 = 1710
  • 6 × 39 × 10 = 2340
  • 8 × 84 × 10 = 6720
  • 61 × 35 × 2 = 4270
  • 10 × 18 × 5 = 900
  • 2 × 44 × 20 = 1760
  • 54 × 40 × 2 = 4320
  • 32 × 25 × 4 = 3200
  • 8 × 39 × 75 = 23400
  • 41 × 10 × 5 = 2050
  • 5 × 65 × 12 = 3900
  • 5 × 12 × 80 = 4800
  • 82 × 18 × 5 = 7380
  • 5 × 99 × 80 = 39600
  • 2 × 23 × 15 = 690
  • 61 × 25 × 8 = 12200
  • 91 × 20 × 3 = 5460
  • 4 × 56 × 15 = 3360
  • 2 × 35 × 50 = 3500
  • 2 × 21 × 35 = 1470
  • 83 × 15 × 2 = 2490
  • 8 × 53 × 75 = 31800
  • 41 × 15 × 2 = 1230
  • 37 × 45 × 2 = 3330
  • 4 × 54 × 25 = 5400
  • 5 × 55 × 18 = 4950
  • 2 × 45 × 20 = 1800
  • 89 × 20 × 2 = 3560
  • 2 × 97 × 25 = 4850
  • 2 × 64 × 15 = 1920
  • 55 × 75 × 4 = 16500
  • 89 × 45 × 2 = 8010
  • 12 × 45 × 2 = 1080
  • 65 × 25 × 8 = 13000
  • 8 × 72 × 10 = 5760
  • 90 × 25 × 4 = 9000
  • 42 × 20 × 5 = 4200
  • 2 × 85 × 50 = 8500
  • 36 × 50 × 4 = 7200
  • 6 × 31 × 10 = 1860
  • 67 × 35 × 2 = 4690
  • 47 × 50 × 8 = 18800
  • 28 × 30 × 2 = 1680
  • 74 × 25 × 8 = 14800
  • 2 × 29 × 40 = 2320
  • 17 × 10 × 4 = 680
  • 5 × 31 × 12 = 1860
  • 3 × 39 × 30 = 3510
  • 73 × 50 × 4 = 14600
  • 5 × 38 × 20 = 3800
  • 91 × 80 × 5 = 36400
  • 70 × 10 × 6 = 4200
  • 82 × 50 × 8 = 32800
  • 84 × 50 × 6 = 25200
  • 4 × 81 × 15 = 4860
  • 2 × 66 × 10 = 1320
  • 3 × 94 × 20 = 5640
  • 8 × 32 × 10 = 2560
  • 8 × 85 × 75 = 51000
  • 4 × 25 × 75 = 7500
  • 5 × 26 × 10 = 1300
  • 77 × 15 × 6 = 6930
  • 6 × 94 × 15 = 8460
  • 5 × 42 × 20 = 4200
※总分:100分, 共计:300道题, 每题:0.33 分。


运用运算律巧算的算法