Answer:
1. -12
2. 25
3. 8
4. 7
5. 14
6. -13
7. 9
8. -8
9. -1
10. 19
11. 10
12. -54
13. -1
14. -24
15. -14
16. 7
17. -27
18. -4
19. 0(There is no positive and negative 0.)
20. 7
Explanation:
Dividing and multiplying the same signs is positive, while different signs is negative. When adding, count the sign with parentheses only, while subtracting it simply means changing the sign into the opposite sign.
15. -49
19. 0
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Answers & Comments
Answer:
1. -12
2. 25
3. 8
4. 7
5. 14
6. -13
7. 9
8. -8
9. -1
10. 19
11. 10
12. -54
13. -1
14. -24
15. -14
16. 7
17. -27
18. -4
19. 0(There is no positive and negative 0.)
20. 7
Explanation:
Dividing and multiplying the same signs is positive, while different signs is negative. When adding, count the sign with parentheses only, while subtracting it simply means changing the sign into the opposite sign.
Answer:
1. -12
2. 25
3. 8
4. 7
5. 14
6. -13
7. 9
8. -8
9. -1
10. 19
11. 10
12. -54
13. -1
14. -24
15. -49
16. 7
17. -27
18. -4
19. 0
20. 7