小数乘、除法练习
令狐采学
乘法：
5.6×2.93.77×1.80.02×965.22×0.39.99×0.02
4.67×0.95×2.441.666×6.19.432×0.002
5.6×
6.5 4.88×2.95.61×4.38.9×2.45.5×559.77×0.02
1.384×5.18.78×83
2.6×610.059×0.24.268×1.7
57×5.79.46×2.8517.8×6.41.5×4.92.5×0.88
5.555×5.22.22×3.337.658×853
6.02×0.356.78×8除法：
85.44÷1642.84÷7101.7÷967.5÷15230.4÷6
21.24÷360.736÷2343.5÷1235.21÷739.6÷24
6.21÷0.03210÷1.451.3÷0.2791.2÷3.80.756÷0.18 0.66÷0.311.97÷1.569.6÷2.938.4÷0.815÷0.06（循环小数的用简便方法,除不尽保留2位小数）：8.2÷0.120.8÷0.976.4÷5.44.7÷31.25÷1.2
32÷4214.36÷2.78.33÷6.21.7÷0.032.41÷0.7
用竖式计算
0.396÷1.2= 0.756÷0.36= 15.6×13=0.18×15=
0.025×14= 3.06×36=0.04×0.12＝ 3.84×2.6≈ 5.76×3＝（保留一位小数）
7.15×22= 90.75÷3.3=
3.68×0.25=16.9÷0.13=1.55÷3.9=
3.7×0.016=13.76×0.8= 5.2×0.6= 8.4×1.3= 6.4×0.5=
4.48×0.4=
5.25×5=
35.4×4.2=0.042×0.54=0.76×0.32=
0.25×0.046= 2.52×3.4=
1.08×25=0.12×0.5×0.16＝
4.8×0.25＝0.125×1.4≈（保留两位小数）2.5÷0.7= （保留三位小数）10.1÷3.3= （商用循环小数）
10.75÷12.5= （用乘法验算）
3.25×9.04= （用除法验算）
3、脱式计算（能简算的要简算）
2.5×7.1×4 16.12×99＋16.125.2×0.9＋0.9
7.28×99+7.28 4.3×50×0.2 64－2.64×0.5
26×15.7＋15.7×24 (2.275 ＋0.625)×0.28
3.94+3
4.3×0.2 1.2×(9.6÷2.4)÷4.8
8.9×1.1×4.7 2.7×5.4×3.9 3.6×9.85-5.46
8.05×3.4+7.6 6.58×4.5×0.9 2.8×0.5+1.58
32＋4.9－0.9 4.8－4.8×0.5 (1.25－0.125)×8
4.8×100.1 56.5×99＋56.5 7.09×10.8－0.8×7.09 4.85 + 0.35 ÷ 1.4 8.7 × 17.4 - 8.7 × 7.4
12.5×0.4×2.5×8 0.87×3.16+4.64 9.5×101
0.68 ÷（5.2 -3.5）× 1.25
40.5 ÷ 0.81 × 0.18 4.8 ×（15 ÷ 2.4）
6.81+6.81×99 0.25×185×40 4.4×0.8－3.4×0.8 (9.37+9．37+9．37+9．37)× 2．5
2.37×6.3+2.37×
3.7 2.5×1.25×0.32 3.8×10.1 2.5×(3.8×0.04) 7.69×101 3.8×10.1
0.25×39+0.25 0.125×72 46×0.33+54×0.33
(8×5.27) ×1.25 6.81+6.81×99 0.25×185×40 6.8×0.75÷0.5 3.75÷0.125–2.75 1.53+23.4÷7.2 9.5×99 13.5×0.98 12.5×8.8