Question

1. 3 · 2 + 3 · (−5) =
2. +(+3) + (-5) =
3. –(+4) – (+6) =
4. – (-5) + (+7) =
5. -(+3) + (+1) – (-4) =
6. -(+2) - (+1) – (+5) =
7. -(+2) + (-1) + (-4) – (-5) =
8. -(+1) - (+3) - (-4) – (-5) =
9. (−2) · 12 + (−2) · (−6) =
10. 8 · 5 + 8 =
11. (−3) · (−2) + (−3) · (−5) =
12. (3 − 8) + [5 − (−2)] =
13. 5 − [6 − 2 − (1 − 8) −3 + 6] + 5 =
14. 9 / [6 7 (− 2)]
15. (7 − 2 + 4) − (2 − 5) =
16. 1 − (5 − 3 + 2) − [5 − (6 − 3 + 1) − 2] =
17. −12 · 3 + 18 / (−12 / 6 + 8)
18. 2 · [( −12 + 36) / 6 + (8 − 5) / (−3)] – 6 =
19. [(−2)5 · (−3)2] / (−2)2 = (−32 · 9) / 4 =
20. 6 + {4 − [(17 − (4 · 4)] + 3} – 5 =
21. +7 + (-9) · (+5) =
22. –5 + (-6) / (+6) =
23. +1-(-36) / (-9-9) =
24. +1 +(+6) · (+5-6) =
25. –6 – [+3 -(-5) / (+5)] =
26. +8+ [+4 +(-7) · (-9)] =

Answer 1

1. =  -9

2. = -2

3. = -10

4. = 12

5. = 2

6. = -8

7. = -2

8. = 5

9. = -12

10. = 48

11. = 21

12. = 2

13. = -4

15. = 12

16. = -2

17. = -33

18. = 0

19. = -72

20. = 7

21. = -38

22. = -6

23. = 1

24. = -5

26. = 75

Para mi es esto espero haberte ayudado :)