2026年练习部分五年级数学上册沪教版五四制第16页答案
1 先填空,再列竖式计算。
一根长10.8米的绳子,平均分成3段,每段绳子长多少米?
填一填:10.8米=(
)分米 算一算:10.8÷3=

36分米=(
)米
答:每段绳子长
米。

答案

10.8米=(108)分米
$10.8÷3=3.6$
```
3.6
______
3 |10.8
9
------
1 8
1 8
------
0
```
36分米=(3.6)米
答:每段绳子长3.6米。
2 用竖式计算,带*的用乘法验算。
7.52 ÷ 2 =
72.27 ÷ 9 =
90. 3 ÷ 7 =
81.2 ÷ 28 =
64.6 ÷ 19 =
351. 9 ÷ 17 =

答案

7.52 ÷ 2 = 3.76
```
3.76
_______
2 |7.52
6
_______
15
14
_______
12
12
_______
0
```
72.27 ÷ 9 = 8.03
```
8.03
_______
9 |72.27
72
_______
2
0
_______
27
27
_______
0
```
*90.3 ÷ 7 = 12.9
```
12.9
_______
7 |90.3
7
_______
20
14
_______
63
63
_______
0
```
验算:
```
12.9
× 7
_______
90.3
```
81.2 ÷ 28 = 2.9
```
2.9
_______
28|81.2
56
_______
252
252
_______
0
```
64.6 ÷ 19 = 3.4
```
3.4
_______
19|64.6
57
_______
76
76
_______
0
```
*351.9 ÷ 17 = 20.7
```
20.7
_______
17|351.9
34
_______
11
0
_______
119
119
_______
0
```
验算:
```
20.7
× 17
_______
1449
207
_______
351.9
```