答案：800÷4=200
360÷9=40
720÷8=90
250÷5=50
420÷7=60
270÷3=90

答案：$54÷3=18$
```
18
3)54
3
---
24
24
---
0
```
$89÷6=14······5$
```
14
6)89
6
---
29
24
---
5
```
$95÷5=19$
```
19
5)95
5
---
45
45
---
0
```
$64÷2=32$
```
32
2)64
6
---
4
4
---
0
```
$86÷4=21······2$
```
21
4)86
8
---
6
4
---
2
```
$94÷7=13······3$
```
13
7)94
7
---
24
21
---
3
```

答案：88÷5=17……3
19×3+2=59
23×4+3=95
答：表格从左到右的空格依次填入17、3、59、95。