1. | |
12 + 6 – 5 =
|
2. |
15 – 7 + 8 =
|
|
3. |
16 + 6 – 7 + 4 =
|
|
4. |
20 – 7 + 8 – 2 =
|
|
5. |
7 + 10 – 9 =
|
|
6. |
9 + 8 – 2 + 6 =
|
|
7. |
3 + 8 – 2 + 7 =
|
|
8. |
5 + 12 – 4 + 6 =
|