1、7993220.4750.71.20.014.7+2.3=4.52=7.52.5=7.20.8=63.4=0.640.32=1.40.5=0.75100=0.020.5=3.60.3=小数加减法10.0560.9130.48160.020.92086.37=5.6100=0.750.25=0.1258=4.80.3=0.962=0.5628=0.360.4=0.640.8=0.723.6=小数加减法23.624=0.81.1=7.2+12.8=46.73.8=12.84=5.213=12.55=1.6441=1020=2415=202.50.043.20.442.90.880.151.60.5
2、小数加减法38.6510=0.356=3.080.01=4.95100=6.90.1=0.40.5=2.40.8=10.89=9.60.8=1.082=0.03083120.690.024952.186.50.5412小数加减法4031166分数加减法16019分数加减法2689160分数加减法381251分数加减法419142024.4624.46分数加减法54545100915151000分数加减法604.81.1351.019.1分数加减法781.7511709.1分数加减法8161790.25分数加减法910518分数加减法101336分数加减法1191.05109分数加减法12902
3、4021210001分数加减法1312150分数加减法141610018316836分数加减法152123146分数加减法166163分数加减法1710438121120分数加减法1870.58.1185428.8180分数加减法1921600018211.81095370720分数加减法20200201130.050.750.7527077.0277.029.9分数加减法214 41.19.2751919.1分数加减法228.312-8.32=8.312-8.32=8 830328.262.021183分数加减法233.63.682.17941.21.218189.99.92.7分数加减法2415159 910100.010.0179.2579.2521062106分数加减法25分数加减法26