《2025年口算基础训练三年级数学上册人教版》

$4 + 4 × 5 = $
$4 × 20 = $
$4 + 100 × 2 = $
$4 × 200 = $
$5 + 9 × 8 = $
$5 × 90 = $
$5 + 400 × 3 = $
$5 × 900 = $
$20 × 3 - 6 = $
$70 × 6 = $
$700 + 6 = $
$700 × 6 = $
$0 + 3 = $
$8 × 9 - 3 = $
$800 × 3 = $
$800 + 3 = $
$800 + 300 = $
$8000 × 3 = $
$8000 + 300 = $
$8 × 3000 = $

答案： 24
80
204
800
77
450
1205
4500
54
420
706
4200
3
69
2400
803
1100
24000
8300
24000

列竖式计算
$98 × 4 = ($392)
```
98
× 4
----
392
```
$174 × 3 = ($522)
```
174
× 3
----
522
```
$258 × 6 = ($1548)
```
258
× 6
----
1548
```
$218 × 5 = ($1090)
```
218
× 5
----
1090
```
$346 × 6 = ($2076)
```
346
× 6
----
2076
```
$174 × 5 = ($870)
```
174
× 5
----
870
```
$273 × 6 = ($1638)
```
273
× 6
----
1638
```
$329 × 4 = ($1316)
```
329
× 4
----
1316
```
$932 × 4 = ($3728)
```
932
× 4
----
3728
```
$542 × 7 = ($3794)
```
542
× 7
----
3794
```

答案： ```
98
× 4
----
392
```
392
```
174
× 3
----
522
```
522
```
258
× 6
----
1548
```
1548
```
218
× 5
----
1090
```
1090
```
346
× 6
----
2076
```
2076
```
174
× 5
----
870
```
870
```
273
× 6
----
1638
```
1638
```
329
× 4
----
1316
```
1316
```
932
× 4
----
3728
```
3728
```
542
× 7
----
3794
```
3794