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1、
25.26= 34.5 1.5= 5.60.04=
1.812= 1.81.2= 7.839=
4.080.8= 0.540.6= 6.30.14=
7215= 14.217= 241.5=
1.2618= 43.529= 18.90.27=
1.3515= 28.611= 20.424=
3.6452= 1560.12= 3281.6=
1.3527= 7.650.85= 12.60.28=
62.42.6= 54.40.16= 1.441.8=
11.72.6=
2、19.412= 59.80.23=
19.765.2= 10.845= 211.4=
8.841.7= 62.10.03= 1.8954=
0.512.2= 7.12.5= 1.9980.54=
1.2816= 2.10.4= 2.5632=
50.1838.6= 4.6875= 14.70.07=
5.415= 124.80.24= 23.4585=
0.5440.025= 203.511= 2415=
3.6452= 25.26= 34.5 1.5=
3、
5.60.04= 1.812= 4.080.8=
14.217= 1.81.2= 7.839=
0.540.6= 6.30.14= 7215=
241.5= 1.2618= 43.529=
1.3515= 18.90.27= 3.6452=
7.650.85= 28.611= 20.424=
3281.6= 1.3527= 12.60.28=
1560.12= 62.42.6= 54.40.16=
11.72.6= 1.441.8= 19.412=
4、
59.80.23= 10.845= 19.765.2=
211.4= 8.841.7= 1.8954=
62.10.03= 0.512.2= 7.12.5=
1.2816= 62.10.03= 1.9980.54=
50.1838.6= 124.80.24= 2.10.4=
2.5632= 4.6875= 14.70.07=
5.415= 203.511= 113.511=
93.518= 223.516= 39.412=
54.80.23= 12.844= 1
5、4.765.1=
251.4= 8.891.7= 1.8934=
63.10.09= 0.532.3= 7.82.5=
1.2876= 66.40.02= 0.9980.55=
50.1738.6= 124.80.84= 2.50.3=
8.5635= 4.7874= 14.70.06=
5.516= 5.51.6= 24.70.06=
0.3961.2= 2.631.9= 0.7560.36=
6、
15.613= 4.631.3= 5.763＝
0.1815= 8.261.4= 0.02514=
3.0636= 0.040.12＝
3.842.6≈ （保留一位小數(shù)） 7.1522
90.753.3 3.261.13 3.680.25
16.90.13 5.691.4 1.553.9
3.70.016 6.370.23 13.760.8=
5.20.6
7、 9.131.32 8.41.3
6.40.5 8.361.45 4.480.4
5.255 2.360.13= 35.44.2
0.0420.54 3.631.2= 0.760.32
0.250.046 2.523.4
1.0825 0.120.50.16
4.80.25 0.1251.4≈（保留兩位小數(shù)）
2.50.7= （保留三位小數(shù)） 10.13.3= （商用循環(huán)小數(shù)）
10.7512.5= （用乘法驗算） 3.259.04= （用除法驗算
8、）
2.57.14 16.1299＋16.12
5.20.9＋0.9 7.2899+7.28
4.3500.2 64－2.640.5
2615.7＋15.724 (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
32＋4.9－0.9 4.8－4.80.5
(1.25－0.125)8 4.8100.
9、1
7.0910.8－0.87.09 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（5.2 -3.5） 1.25 40.50.810.18
4.8（152.4） 2.1308257
6.81+6.8199 0.2518540
4.40.8－3.40.8 (9.37+9.37+9.37+9.37)2.5
4.2.1.＋1.1.75 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 6.81+6.8199
0.251854 6.80.750.5 56.599＋56.5
3.750.125–2.75 1.53+23.47.2
9.599 13.50.98 12.58.8
五年級數(shù)學(xué)上《小數(shù)除法豎式計算題》練習(xí)(40)
