1.直接写得数。
0.4+0.5=
0.578×0=
2.5+3.8=
2.6÷0.2=
9.6÷0.3=
0.4÷4=
0.66-0.6=
3.54+0.06=
0.4+0.5=
0.9
1-0.98=0.02
0.578×0=
0
7.2-5.2=2
2.5+3.8=
6.3
0.25×4=1
2.6÷0.2=
13
6.1-5.4=0.7
9.6÷0.3=
32
1.6×0.8=1.28
0.4÷4=
0.1
4.5×102=459
0.66-0.6=
0.06
1.3×100=130
3.54+0.06=
3.6
0.25×0.38×4=0.38
答案
0.9;0.02;0;2;6.3;1;13;0.7;32;1.28;0.1;459;0.06;130;3.6;0.38
2.列竖式计算。
1.36+0.7=```
1.36
+ 0.70
------
2.06
``` 9.07-1.6=```
9.07
- 1.60
------
7.47
```
0.25×0.16=```
0.25
×0.16
------
150
25
------
0.0400
``` 6.24÷0.3=```
20.8
0.3)62.4
6
---
24
24
---
0
```
1.36+0.7=```
1.36
+ 0.70
------
2.06
``` 9.07-1.6=```
9.07
- 1.60
------
7.47
```
0.25×0.16=```
0.25
×0.16
------
150
25
------
0.0400
``` 6.24÷0.3=```
20.8
0.3)62.4
6
---
24
24
---
0
```
答案
1. $1.36 + 0.7 = 2.06$
2. $9.07 - 1.6 = 7.47$
3. $0.25×0.16 = 0.04$
4. $6.24÷0.3 = 20.8$
2. $9.07 - 1.6 = 7.47$
3. $0.25×0.16 = 0.04$
4. $6.24÷0.3 = 20.8$
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