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1、四年级小数乘除法计算题四年级小数乘除法计算题 185.4416 41.847 21.79 67.5105 230.40.6 35.217 51.30.27 11.971.5 121.2436 39.62.4 91.23.8 69.62.9 0.73623 6.210.03 0.7560.18 38.40.8 43.512 2101.4 0.660.3 150.06 15.62.9 3.771.8 0.0296 5.220.3 9.990.02 9.4320.002 8.92.4 4.670.9 5.66.5 5.555 52.44 4.882.9 9.770.02 1.6666.1 0.614
2、.3 5.1 1.384 8.7883 12.661 0.0590.2 4.261.7 5.75.7 9.462.85 17.86.4 1.54.9 用竖式计算 0.3961.2= 0.0251.4= 5.763 16.90.13 5.20.6 0.7560.36= 13.0636= 17.1522 1.553.9 18.41.3 15.61.3= 0.040.12 90.753.3 3.70.016 6.40.5 0.181.5= 3.842.6 3.680.25 13.760.8= 4.480.4 15.255 35.44.2 0.0420.54 0.760.32 0.250.046 4.
3、80.25 2.50.7= 10.7512.5= 2.523.4 1.0825 0.1251.4 10.13.3= 3.259.04= 0.120.50.16 3、脱式计算 2.57.14 16.129916.12 5.20.90.9 7.2899+7.28 4.3500.2 642.640.5 2615.715.724 (2.275 0.625)0.28 3.94+34.30.2 1.2(9.62.4)4.8 8.91.14.7 2.75.43.9 3.69.85-5.46 8.053.4+7.6 6.584.50.9 2.80.5+1.58 324.90.9 4.84.80.5 (1.25
4、0.125)8 4.8100.1 56.59956.5 7.0910.80.87.09 4.85 + 0.35 1.4 8.7 17.4 - 8.7 7.4 12.50.42.58 0.873.16+4.64 9.5101 0.68 1.25 40.5 0.81 0.18 4.8 6.81+6.8199 0.2518540 4.40.83.40.8 (9.37+937+937+937) 25 2.376.3+2.373.7 2.51.250.32 3.810.1 2.5(3.80.04) 7.69101 3.810.1 0.2539+0.25 0.12572 460.33+540.33 (85.27) 1.25 6.80.750.5 9.599 6.81+6.8199 3.750.1252.75 0.98 0.2518540 1.53+23.47.2 8.8 13.5 12.5
