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1. 直接写出得数。(每题1分,共8分)
$96÷3= $
$11×9= $
$52÷2= $
$693÷3= $
$24×4= $
$500×6= $
$400÷8÷5= $
$60×8÷2= $
$96÷3= $
32
$11×9= $
99
$52÷2= $
26
$693÷3= $
231
$24×4= $
96
$500×6= $
3000
$400÷8÷5= $
10
$60×8÷2= $
240
答案
32 99 26 231 96 3000 10 240
2. 列竖式计算。(每题2分,共6分)
$506×9= $
$427÷8= $
$725÷4= $
$506×9= $
4554
$427÷8= $
53……3
$725÷4= $
181……1
答案
4554 53……3 181……1
解析
```
506
× 9
-----
4554
53
8)427
40
---
27
24
---
3
181
4)725
4
---
32
32
---
5
4
---
1
```
506
× 9
-----
4554
53
8)427
40
---
27
24
---
3
181
4)725
4
---
32
32
---
5
4
---
1
```
3. 计算下面各题。(每题2分,共6分)
$280÷8+192$
$612÷(12÷4)$
$800-125×6$
$280÷8+192$
$612÷(12÷4)$
$800-125×6$
答案
227 204 50
解析
$280÷8+192=35+192=227$
$612÷(12÷4)=612÷3=204$
$800-125×6=800-750=50$
$612÷(12÷4)=612÷3=204$
$800-125×6=800-750=50$
4. 看图列式计算。(每题3分,共6分)
(1)
(2)
(1)
(2)
答案
(1)(16+25)×2=82(只)
(2)435+516-623=328(米)
