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运用运算律巧算的算法420题

  • 耗时: 0分0秒
  • 题数:
  • 得分:
  • 3 × 95 × 10 = 2850
  • 88 × 16 × 5 = 7040
  • 3 × 97 × 20 = 5820
  • 95 × 50 × 6 = 28500
  • 35 × 10 × 4 = 1400
  • 84 × 10 × 6 = 5040
  • 27 × 18 × 5 = 2430
  • 3 × 60 × 20 = 3600
  • 93 × 75 × 8 = 55800
  • 14 × 45 × 2 = 1260
  • 3 × 49 × 30 = 4410
  • 7 × 90 × 10 = 6300
  • 76 × 15 × 2 = 2280
  • 2 × 85 × 40 = 6800
  • 4 × 84 × 50 = 16800
  • 2 × 44 × 25 = 2200
  • 13 × 75 × 4 = 3900
  • 54 × 30 × 2 = 3240
  • 4 × 37 × 75 = 11100
  • 4 × 98 × 75 = 29400
  • 4 × 49 × 15 = 2940
  • 2 × 25 × 35 = 1750
  • 35 × 50 × 2 = 3500
  • 5 × 61 × 16 = 4880
  • 94 × 50 × 2 = 9400
  • 29 × 18 × 5 = 2610
  • 6 × 88 × 15 = 7920
  • 85 × 10 × 3 = 2550
  • 4 × 27 × 10 = 1080
  • 29 × 50 × 8 = 11600
  • 65 × 20 × 5 = 6500
  • 16 × 30 × 2 = 960
  • 8 × 68 × 50 = 27200
  • 2 × 45 × 30 = 2700
  • 2 × 43 × 30 = 2580
  • 5 × 57 × 10 = 2850
  • 5 × 20 × 10 = 1000
  • 5 × 10 × 40 = 2000
  • 9 × 53 × 10 = 4770
  • 99 × 18 × 5 = 8910
  • 2 × 64 × 20 = 2560
  • 47 × 10 × 8 = 3760
  • 67 × 60 × 5 = 20100
  • 17 × 50 × 4 = 3400
  • 6 × 16 × 15 = 1440
  • 2 × 62 × 50 = 6200
  • 8 × 45 × 75 = 27000
  • 2 × 84 × 50 = 8400
  • 4 × 98 × 15 = 5880
  • 56 × 50 × 4 = 11200
  • 8 × 17 × 75 = 10200
  • 2 × 54 × 50 = 5400
  • 6 × 56 × 50 = 16800
  • 2 × 50 × 30 = 3000
  • 62 × 20 × 5 = 6200
  • 6 × 62 × 15 = 5580
  • 80 × 15 × 4 = 4800
  • 8 × 56 × 25 = 11200
  • 3 × 72 × 30 = 6480
  • 2 × 29 × 50 = 2900
  • 60 × 25 × 8 = 12000
  • 68 × 10 × 9 = 6120
  • 6 × 45 × 15 = 4050
  • 19 × 18 × 5 = 1710
  • 4 × 11 × 15 = 660
  • 5 × 20 × 10 = 1000
  • 5 × 19 × 40 = 3800
  • 83 × 25 × 8 = 16600
  • 94 × 10 × 9 = 8460
  • 73 × 45 × 2 = 6570
  • 7 × 64 × 10 = 4480
  • 7 × 70 × 10 = 4900
  • 3 × 72 × 30 = 6480
  • 38 × 25 × 4 = 3800
  • 53 × 50 × 4 = 10600
  • 4 × 22 × 75 = 6600
  • 5 × 35 × 18 = 3150
  • 99 × 25 × 2 = 4950
  • 13 × 75 × 8 = 7800
  • 94 × 40 × 2 = 7520
  • 15 × 15 × 6 = 1350
  • 5 × 42 × 18 = 3780
  • 50 × 50 × 2 = 5000
  • 86 × 20 × 4 = 6880
  • 28 × 75 × 4 = 8400
  • 5 × 80 × 10 = 4000
  • 5 × 47 × 18 = 4230
  • 49 × 15 × 2 = 1470
  • 95 × 50 × 4 = 19000
  • 2 × 77 × 40 = 6160
  • 6 × 28 × 15 = 2520
  • 83 × 10 × 4 = 3320
  • 23 × 10 × 2 = 460
  • 5 × 92 × 60 = 27600
  • 40 × 50 × 6 = 12000
  • 4 × 96 × 25 = 9600
  • 39 × 10 × 9 = 3510
  • 5 × 42 × 40 = 8400
  • 93 × 18 × 5 = 8370
  • 8 × 56 × 50 = 22400
  • 75 × 15 × 2 = 2250
  • 90 × 18 × 5 = 8100
  • 73 × 20 × 2 = 2920
  • 5 × 49 × 80 = 19600
  • 29 × 50 × 4 = 5800
  • 90 × 25 × 2 = 4500
  • 6 × 35 × 50 = 10500
  • 30 × 10 × 4 = 1200
  • 64 × 14 × 5 = 4480
  • 5 × 84 × 12 = 5040
  • 3 × 65 × 10 = 1950
  • 5 × 21 × 20 = 2100
  • 51 × 60 × 5 = 15300
  • 4 × 30 × 20 = 2400
  • 5 × 31 × 12 = 1860
  • 4 × 12 × 75 = 3600
  • 5 × 74 × 14 = 5180
  • 21 × 45 × 2 = 1890
  • 4 × 31 × 10 = 1240
  • 12 × 50 × 2 = 1200
  • 55 × 12 × 5 = 3300
  • 57 × 10 × 8 = 4560
  • 44 × 14 × 5 = 3080
  • 3 × 78 × 10 = 2340
  • 4 × 14 × 20 = 1120
  • 2 × 30 × 15 = 900
  • 11 × 45 × 2 = 990
  • 2 × 69 × 30 = 4140
  • 3 × 72 × 20 = 4320
  • 15 × 20 × 3 = 900
  • 5 × 68 × 60 = 20400
  • 5 × 73 × 12 = 4380
  • 97 × 45 × 2 = 8730
  • 2 × 22 × 35 = 1540
  • 34 × 12 × 5 = 2040
  • 5 × 46 × 20 = 4600
  • 3 × 54 × 30 = 4860
  • 5 × 87 × 12 = 5220
  • 4 × 38 × 15 = 2280
  • 20 × 80 × 5 = 8000
  • 5 × 75 × 18 = 6750
  • 2 × 78 × 45 = 7020
  • 68 × 15 × 4 = 4080
  • 37 × 10 × 3 = 1110
  • 5 × 30 × 16 = 2400
  • 5 × 94 × 60 = 28200
  • 4 × 98 × 75 = 29400
  • 26 × 15 × 4 = 1560
  • 8 × 76 × 25 = 15200
  • 5 × 60 × 80 = 24000
  • 8 × 23 × 10 = 1840
  • 86 × 10 × 9 = 7740
  • 96 × 30 × 3 = 8640
  • 4 × 67 × 20 = 5360
  • 19 × 10 × 5 = 950
  • 6 × 51 × 15 = 4590
  • 4 × 10 × 10 = 400
  • 31 × 10 × 3 = 930
  • 5 × 55 × 40 = 11000
  • 26 × 25 × 8 = 5200
  • 2 × 92 × 45 = 8280
  • 4 × 50 × 25 = 5000
  • 16 × 40 × 5 = 3200
  • 29 × 60 × 5 = 8700
  • 46 × 20 × 4 = 3680
  • 10 × 10 × 5 = 500
  • 5 × 90 × 18 = 8100
  • 58 × 50 × 8 = 23200
  • 2 × 64 × 10 = 1280
  • 77 × 15 × 6 = 6930
  • 5 × 81 × 60 = 24300
  • 65 × 10 × 6 = 3900
  • 2 × 55 × 40 = 4400
  • 4 × 12 × 15 = 720
  • 89 × 30 × 3 = 8010
  • 72 × 75 × 8 = 43200
  • 33 × 45 × 2 = 2970
  • 39 × 18 × 5 = 3510
  • 92 × 10 × 6 = 5520
  • 70 × 50 × 2 = 7000
  • 2 × 32 × 30 = 1920
  • 99 × 30 × 2 = 5940
  • 84 × 60 × 5 = 25200
  • 44 × 10 × 6 = 2640
  • 56 × 75 × 8 = 33600
  • 2 × 65 × 30 = 3900
  • 60 × 10 × 9 = 5400
  • 44 × 50 × 4 = 8800
  • 81 × 18 × 5 = 7290
  • 7 × 25 × 10 = 1750
  • 49 × 50 × 6 = 14700
  • 6 × 16 × 50 = 4800
  • 20 × 60 × 5 = 6000
  • 44 × 10 × 9 = 3960
  • 4 × 33 × 75 = 9900
  • 4 × 34 × 15 = 2040
  • 44 × 80 × 5 = 17600
  • 4 × 37 × 10 = 1480
  • 5 × 88 × 18 = 7920
  • 4 × 65 × 20 = 5200
  • 85 × 10 × 4 = 3400
  • 77 × 40 × 2 = 6160
  • 4 × 78 × 25 = 7800
  • 6 × 76 × 15 = 6840
  • 5 × 44 × 16 = 3520
  • 54 × 30 × 3 = 4860
  • 37 × 10 × 5 = 1850
  • 54 × 20 × 2 = 2160
  • 2 × 54 × 10 = 1080
  • 3 × 14 × 30 = 1260
  • 49 × 10 × 7 = 3430
  • 77 × 10 × 7 = 5390
  • 87 × 30 × 2 = 5220
  • 21 × 50 × 4 = 4200
  • 33 × 25 × 4 = 3300
  • 72 × 40 × 5 = 14400
  • 8 × 26 × 75 = 15600
  • 46 × 25 × 4 = 4600
  • 99 × 20 × 5 = 9900
  • 60 × 10 × 6 = 3600
  • 2 × 77 × 50 = 7700
  • 64 × 20 × 2 = 2560
  • 72 × 50 × 6 = 21600
  • 5 × 60 × 80 = 24000
  • 2 × 92 × 45 = 8280
  • 4 × 20 × 15 = 1200
  • 57 × 80 × 5 = 22800
  • 79 × 10 × 6 = 4740
  • 2 × 38 × 40 = 3040
  • 2 × 11 × 50 = 1100
  • 54 × 30 × 3 = 4860
  • 5 × 96 × 10 = 4800
  • 4 × 71 × 50 = 14200
  • 6 × 26 × 10 = 1560
  • 85 × 30 × 2 = 5100
  • 2 × 94 × 35 = 6580
  • 5 × 27 × 60 = 8100
  • 3 × 99 × 20 = 5940
  • 7 × 63 × 10 = 4410
  • 2 × 56 × 40 = 4480
  • 85 × 10 × 6 = 5100
  • 5 × 84 × 16 = 6720
  • 47 × 10 × 8 = 3760
  • 15 × 10 × 2 = 300
  • 74 × 15 × 4 = 4440
  • 59 × 50 × 2 = 5900
  • 85 × 50 × 2 = 8500
  • 8 × 39 × 10 = 3120
  • 3 × 69 × 30 = 6210
  • 69 × 12 × 5 = 4140
  • 8 × 97 × 50 = 38800
  • 83 × 20 × 4 = 6640
  • 43 × 20 × 4 = 3440
  • 4 × 67 × 25 = 6700
  • 5 × 36 × 60 = 10800
  • 29 × 80 × 5 = 11600
  • 52 × 50 × 4 = 10400
  • 5 × 45 × 18 = 4050
  • 5 × 88 × 80 = 35200
  • 9 × 12 × 10 = 1080
  • 33 × 14 × 5 = 2310
  • 5 × 73 × 60 = 21900
  • 83 × 14 × 5 = 5810
  • 48 × 10 × 4 = 1920
  • 24 × 50 × 4 = 4800
  • 57 × 10 × 5 = 2850
  • 40 × 20 × 4 = 3200
  • 5 × 20 × 60 = 6000
  • 8 × 17 × 75 = 10200
  • 15 × 10 × 2 = 300
  • 4 × 77 × 15 = 4620
  • 70 × 25 × 4 = 7000
  • 2 × 87 × 50 = 8700
  • 18 × 10 × 2 = 360
  • 61 × 10 × 3 = 1830
  • 19 × 75 × 4 = 5700
  • 2 × 49 × 25 = 2450
  • 82 × 25 × 2 = 4100
  • 6 × 48 × 50 = 14400
  • 65 × 45 × 2 = 5850
  • 2 × 77 × 50 = 7700
  • 2 × 93 × 15 = 2790
  • 8 × 29 × 50 = 11600
  • 91 × 20 × 4 = 7280
  • 8 × 29 × 10 = 2320
  • 29 × 20 × 2 = 1160
  • 3 × 66 × 30 = 5940
  • 2 × 72 × 15 = 2160
  • 75 × 45 × 2 = 6750
  • 98 × 25 × 8 = 19600
  • 24 × 10 × 6 = 1440
  • 4 × 66 × 10 = 2640
  • 79 × 10 × 6 = 4740
  • 59 × 10 × 6 = 3540
  • 65 × 12 × 5 = 3900
  • 8 × 36 × 75 = 21600
  • 7 × 43 × 10 = 3010
  • 5 × 84 × 80 = 33600
  • 92 × 40 × 2 = 7360
  • 46 × 14 × 5 = 3220
  • 5 × 32 × 20 = 3200
  • 21 × 50 × 8 = 8400
  • 50 × 20 × 5 = 5000
  • 5 × 71 × 20 = 7100
  • 2 × 87 × 25 = 4350
  • 6 × 59 × 10 = 3540
  • 82 × 14 × 5 = 5740
  • 49 × 10 × 2 = 980
  • 14 × 40 × 5 = 2800
  • 43 × 50 × 8 = 17200
  • 40 × 15 × 4 = 2400
  • 8 × 14 × 75 = 8400
  • 5 × 98 × 14 = 6860
  • 98 × 16 × 5 = 7840
  • 8 × 69 × 25 = 13800
  • 14 × 14 × 5 = 980
  • 3 × 14 × 30 = 1260
  • 3 × 74 × 20 = 4440
  • 9 × 58 × 10 = 5220
  • 31 × 20 × 4 = 2480
  • 16 × 60 × 5 = 4800
  • 81 × 75 × 4 = 24300
  • 60 × 15 × 6 = 5400
  • 5 × 44 × 18 = 3960
  • 5 × 95 × 80 = 38000
  • 9 × 61 × 10 = 5490
  • 10 × 25 × 4 = 1000
  • 2 × 39 × 50 = 3900
  • 49 × 10 × 3 = 1470
  • 25 × 10 × 9 = 2250
  • 90 × 16 × 5 = 7200
  • 81 × 50 × 4 = 16200
  • 26 × 40 × 5 = 5200
  • 8 × 77 × 10 = 6160
  • 5 × 40 × 60 = 12000
  • 9 × 51 × 10 = 4590
  • 4 × 56 × 15 = 3360
  • 5 × 89 × 20 = 8900
  • 13 × 30 × 3 = 1170
  • 70 × 12 × 5 = 4200
  • 5 × 62 × 14 = 4340
  • 8 × 85 × 10 = 6800
  • 5 × 25 × 10 = 1250
  • 50 × 12 × 5 = 3000
  • 73 × 10 × 6 = 4380
  • 4 × 48 × 50 = 9600
  • 5 × 19 × 20 = 1900
  • 92 × 20 × 5 = 9200
  • 2 × 73 × 30 = 4380
  • 86 × 10 × 9 = 7740
  • 8 × 28 × 75 = 16800
  • 79 × 35 × 2 = 5530
  • 61 × 50 × 2 = 6100
  • 21 × 25 × 4 = 2100
  • 29 × 14 × 5 = 2030
  • 2 × 97 × 30 = 5820
  • 2 × 84 × 25 = 4200
  • 37 × 30 × 2 = 2220
  • 5 × 20 × 18 = 1800
  • 4 × 92 × 10 = 3680
  • 77 × 18 × 5 = 6930
  • 38 × 45 × 2 = 3420
  • 61 × 15 × 4 = 3660
  • 2 × 12 × 15 = 360
  • 80 × 14 × 5 = 5600
  • 5 × 19 × 18 = 1710
  • 8 × 50 × 10 = 4000
  • 10 × 10 × 7 = 700
  • 68 × 25 × 8 = 13600
  • 4 × 27 × 20 = 2160
  • 12 × 75 × 4 = 3600
  • 18 × 10 × 3 = 540
  • 56 × 50 × 2 = 5600
  • 28 × 12 × 5 = 1680
  • 3 × 12 × 30 = 1080
  • 9 × 99 × 10 = 8910
  • 5 × 80 × 12 = 4800
  • 83 × 40 × 5 = 16600
  • 98 × 18 × 5 = 8820
  • 2 × 53 × 15 = 1590
  • 77 × 25 × 2 = 3850
  • 4 × 39 × 20 = 3120
  • 3 × 25 × 20 = 1500
  • 47 × 10 × 4 = 1880
  • 5 × 41 × 80 = 16400
  • 4 × 56 × 15 = 3360
  • 34 × 25 × 2 = 1700
  • 56 × 50 × 8 = 22400
  • 5 × 45 × 80 = 18000
  • 34 × 18 × 5 = 3060
  • 6 × 18 × 15 = 1620
  • 4 × 44 × 50 = 8800
  • 2 × 41 × 45 = 3690
  • 5 × 24 × 20 = 2400
  • 80 × 80 × 5 = 32000
  • 66 × 12 × 5 = 3960
  • 6 × 40 × 10 = 2400
  • 6 × 72 × 15 = 6480
  • 26 × 20 × 2 = 1040
  • 19 × 12 × 5 = 1140
  • 84 × 30 × 2 = 5040
  • 92 × 60 × 5 = 27600
  • 19 × 50 × 8 = 7600
  • 8 × 93 × 50 = 37200
  • 5 × 72 × 12 = 4320
  • 4 × 26 × 50 = 5200
  • 56 × 25 × 2 = 2800
  • 87 × 10 × 8 = 6960
  • 88 × 15 × 6 = 7920
  • 3 × 14 × 30 = 1260
  • 52 × 60 × 5 = 15600
  • 6 × 10 × 50 = 3000
  • 80 × 10 × 6 = 4800
  • 4 × 15 × 15 = 900
  • 45 × 25 × 4 = 4500
  • 2 × 88 × 25 = 4400
  • 16 × 10 × 7 = 1120
  • 6 × 30 × 50 = 9000
  • 5 × 12 × 10 = 600
  • 71 × 10 × 2 = 1420
※总分:100分, 共计:420道题, 每题:0.24 分。


运用运算律巧算的算法