1、四年级数学下册典型例题系列之第六单元：小数加减法脱式计算与简便计算专项练习（原卷版）1怎样简便怎样算。20.74.563.9815.20.90.18.152.851.1519.924.89.9248.67（5.670.9）7.52.57.52.52脱式计算。63.5（15.62.7）56.4（12.60.5）3用简便方法计算下列各题。24.561.295.443.71 10.375.172.8345.68（7.848.16）1.832.510.83 36.75（4.251.8）2.721.881.722.124脱式计算，能简算的要简算。27.373.272.7 43.2510.43.253.8
2、1.376.212.63 76.827.412.65计算下面各题，怎样简便就怎样计算。 6计算下面各题，怎样简便就怎样计算。 7计算下面各题，能简算的要简算。8计算下面各题。12.61.450.28 20.9611.387.0318.20.983.27 87.4（63.729.56）9计算下面各题，怎样简便就怎样计算。 10计算下面各题，怎样简便就怎样计算。5.78（376.8）17.683.96.6835.92.377.6331.82.653.352.80.510.497.24.083.82.6711计算下面各题，怎样简便就怎样计算。6.310.50.750.56.643.364.86.05
3、2.20.958.36（7.75.36）31.97（2.454.2）17.853.745.5612计算下列各题，能简算的要简算。27.373.272.7 43.2510.43.2524.63.985.46.02 5.85（1.891.85）64.318.7515.711.25 3.90.13.90.113计算下面各题，怎样简便就怎样计算。8.6+15.65+1.4 19.325.563.4437.6(7.6+3.25)5.49+2.683.496.27+3.83+1.73 8.4+3.58.4+3.514脱式计算。3.61.283.09 4.32（1.262.34）20.350.2750.4
4、4.36（2.012.29）0.4815脱式计算，能简算的要简算。9985+85 5.63+8.8+4.37+1.2 3619 -936 55101 62.6- (32.6+18.09) 950128- (154-34)16用简便方法计算。27.3+73.2+72.7 44.25-10.75-3.25 4.35+8.6+15.65+1.45.49+2.68-3.49 37.6-(7.6+3.25) 19.38+(15.25-7.38)17脱式计算。（能用简便方法计算的要简算）3.81.42.3518.33.64.414.35.64.36.24（2.191.86）5.312.384.73.29.
5、46.818脱式计算。（能用简便方法计算的要简算）13.755.284.722.254.80.752.58（3.52.42）87.193.838.47.853.29.65（7.031.65）19用简便方法计算下面各题。27.3+73.2+72.77.35-(5.2-2.65)1.7+1.52+8.3+16.48 76.8-27.4-12.65.85+1.89-2.855.18+6.67+4.82+5.3320怎样简便就怎样计算。18.51-9.03-0.9732+6.4+68+3.675.41-(13.8+9.41)66.45-(23.18-3.55)21怎样算简便就怎样算。4.56+1.29+5.44+3.7110.37-5.17-2.8345.68-(7.84+8.16)45.6-(83.7-78.8)36.75+(4.25-1.8)2.72+1.88-1.72+2.1222脱式计算，能简算的要简算。53.47-（9.5+3.47）12.76-5.98+7.245.18+6.67+4.82+5.337.25-（5.1-2.75）4.65+1.88-2.6570.43-10.82-20.43-9.1823计算下面各题，怎样简便就怎样计算。38.73（8.735.72）98.723.4116.5917.839.52.8318.21.572.80.43
