193k views
12 votes
Find the indicated sum or difference 9-12:

9. 5+7
10. 7+(-9)
11. -5+20
12. -(-11)-7

User Oliva
by
7.7k points

1 Answer

6 votes

Answer:

7,-2,15,4

Explanation:

9. 7

10. -2

11. 15

12. 4

User Donaldh
by
8.0k points