1、0.459.20.450.8 12.5200.8 0.820.060.130.03 13000.897.11 六、解方程。x2369 a4.19 4x84 20x104 x728 x2780 3x1248 9x27108 2x814 126x66 6x1866 5x1030 800克()千克( )千克 5元9角6分( )元 0.5里面有( )个0.1,0.083里面有( )个0.001, 笑笑有95元钱,买书包用去m元,还剩下_元。大货车每次运货n吨,运了30次,共运货_吨。0.9740.999 6.186.16 65.66 4.0024.002 6.1897.115 6.0766.3 0.7
2、7 60.8 0.005100 9.5395.510 0.20.6 0.52 0.10.3 6.35.7 8.11.6 23.31 0.36 66.831.2 34.421.4 77.8813.1 33.71000 6.270.3 1.040.18 66.80.62 9.9739.61.70.05 8.83.5 0.228.1 0.572.353.70.06 9.70.26 7.80.99 5.640.47.012.154.27 9.38(4.321.09) 4.656.372.84 0.20.560.08 3.9660.7 0.170.252.83 0.9710.929 50.480.04
3、9.80.71.40.4 80003.746.3 x1259 a4.59.5 7x336 51x163 x527 x453 5x1550 5x2070 5x2575 459x180 4x456 6x1284 79厘米( )米 15米1分米( )米 389克( )千克 大货车每次运货b吨,运了19次,共运货_吨。0.890.863 6.216.46 5.165.96 44.004 7.1636.845 6.5765.2 6 40.6 0.00410 5.9510 92.71000 0.070.08 0.17 0.26.24.3 1.38.5 3.14.03 0.29 89.942.3 31.33
4、0.0 65.5532.2 0.7110.986.2 10.70.35 44.40.96 28.19.645.50.03 5.60.82 0.772.2 480.70.380.9 0.10.52 0.298.3 331.65.372.291.3 9.76(4.11.7) 6.535.35.69 814.10.8 7.45.64 7.75.952.3 5.43.15.46.9 1253.32 0.760.080.470.03 21000.137.87 x2254 x3192 3x150 84x200 x923 x2057 2x824 3x1530 7x2842 102x34 4x436 6x61
5、20 500克()千克( )千克 17元2角5分( )元 1315克( )千克 一只青蛙4条腿,m只青蛙_条腿。笑笑原有10本课外书,又买来n本,现在一共有_本。0.9170.898 6.486.27 5.625.19 43.999 7.0276.686 6.0467.7 0.86 60.7 0.0081000 39.50.956100 0.030.3 0.020.08 0.0460 6.65.5 1.14.5 2.23.41 0.18 89.720.3 41.320.2 75.8852.2 0.9210.561.18 9.10.58 3.360.36 14.44.370.390.6 0.24
6、9.4 6.60.1 0.231.050.520.8 0.631.4 5.80.85 0.7138.85.434.14.77 8.79(4.460.74) 4.145.353.16 370.530.8 6.310.3 3.7676.3 7.88.27.81.8 55.20.520.2 20000.135.87 1842 y896 7x203 71x164 x511 x879 9x45153 8x2448 3x927 147x98 4x1232 5x1580 8千克229克( )千克 2米7分米( )米 78.88个位上的8表示( )个( ),百分位上的8表示( )个( )。笑笑有67元钱,买书
7、包用去a元,还剩下_元。笑笑原有7本课外书,又买来x本,现在一共有_本。0.9250.813 7.196.37 5.436.08 4.0014.005 7.0546.93 6.0868.2 2 20.4 0.021000 0.4320.79410 90.09 0.046 0.090.2 4.63.5 8.31.3 3.31.32 0.57 68.920.3 34.044.1 55.5940.3 0.7580.933.1 0.820.07 4.820.43 4.8560.58.30.4 0.439.9 0.51.6 0.6580.10.850.9 7.79.4 0.921.4 0.453.365
8、.914.395.24 9.8(3.670.58) 9.187.243.95 400.090.1 0.920.540.9 0.460.199.54 0.980.70.02 2.5900.2 0.660.080.360.05 3200238 2468 y3480 4x100 45x114 x930 x1880 3x657 5x1060 5x1575 357x56 3x1224 2x240 39克()千克( )千克 3元5角3分( )元 108克( )千克 苹果和梨的单价分别是每千克7.6元和3.6元,买n千克苹果和d千克梨,共需( )元。四年级有x人,三年级比四年级少40人,三年级有_人。0.9
9、070.803 6.347.08 5.335.17 44.002 6.1896.663 6.8169.1 0.63 70.8 0.51000 99.2350.06 0.040.05 0.1800 7.56.8 3.61.1 5.22.01 0.675.810.4 23.245.1 65.8730.0 46.20.268.92 1.260.41 65.80.58 489.380.470.4 4.95.5 1.60.15 0.9219.47.70.6 44 0.390.48 9.528.55.792.423.05 9.49(3.70.16) 3.679.092.17 9.2301.2 6.82.1
10、0.3 0.655.66.35 1.90.471.90.53 0.25860.630.050.310.03 51000.815.19 x1176 n2.78.5 6x24 93x134 x511 x1277 2x240 3x330 8x1672 246x96 8x1688 5x1590 1千克1克( )千克 16元7角7分( )元 0.9里面有( )个0.1,0.098里面有( )个0.001, 苹果和梨的单价分别是每千克6.2元和5.6元,买y千克苹果和c千克梨,共需( )元。笑笑原有34本课外书,又买来x本,现在一共有_本。0.8930.997 6.436.96 6.085.49 3.99
11、93.998 6.1947.167 6.768.9 6 20.7 0.11000 0.7845.721000 0.020.05 0.00880 0.130.04 3.73.1 8.81.2 2.13.03 0.13 58.511.3 21.145.4 95.8640.4 72.90.6285.9 70.41 1.130.56 1.229.70.2 0.420.63 0.250.41 74.766.50.9 1.30.69 8.10.55 0.3936.682.827.86 8.19(4.051.85) 6.937.624.89 800.05 0.487.80.3 0.170.260.83 17
12、0.683 125210.02 6.40.710.2 9100.743.26 x2063 y662 3x135 36x119 x917 x772 9x3690 2x412 2x632 279x72 9x4563 7x3591 68厘米( )米 4元6角7分( )元 75.55个位上的5表示( )个( ),百分位上的5表示( )个( )。一只青蛙4条腿,b只青蛙_条腿。笑笑原有40本课外书,又买来y本,现在一共有_本。0.9420.807 6.496.76 5.915.15 3.9994.008 7.1476.226 7.0868.9 4 80.3 0.00710 7.1817.81000 10
13、.05 0.01200 0.120.02 43.7 3.91.2 5.34.23 0.198.650.0 43.345.4 96.8855.3 91.416.7 9.50.04 6.740.22 9.726.623.40.4 1.86 2.54 0.9967.20.240.3 5.20.31 2.92.6 4.897.76.481.947.79 8.07(3.51.71) 6.448.925.66 1.80.531.1 0.990.438 2.60.3367.4 873.413 254.20.950.060.110.02 39000.656.35 x1054 n4.68 6x96 37x122
14、 x626 x1261 2x636 5x2055 8x1648 204x68 6x1290 8x1696 21克()千克( )千克 3.97元( )元( )角( )分 0.7里面有( )个0.1,0.098里面有( )个0.001, 笑笑有32元钱,买书包用去n元,还剩下_元。大货车每次运货x吨,运了19次,共运货_吨。0.9620.865 6.526.63 5.695.65 3.9993.999 6.0297.113 7.0161.4 8 50.3 0.110 0.610.10310 80.9 0.0070.02 0.0940 3.21.2 23.5 4.22.2 0.176.831.2 5
15、0.340.1 96.8720.1 0.3730.1999.1 0.810.07 3.610.45 2.92.630.09 7.11.2 3.30.88 0.9461.40.6 0.950.41 0.842.2 0.927.463.077.88 7.19(4.880.74) 6.228.490.75 7.90.120.11 0.363.30.9 0.160.145.84 0.330.70.67 12.560.530.070.20.04 7907.732.3 x1051 b4591 8x200 41x132 x627 x772 4x472 2x230 9x9126 33x45 2x1016 9x9117 99厘米( )米 7元7角5分( )元 79.39个位上的9表示( )个( ),百分位上的9表示( )个( )。笑笑有44元钱,买书包用去n元,还剩下_元。大货车每次运货x吨,运了28次,共运货_吨。0.9880.965 6
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