Question

Nesecita ayuda por favor
1. 4+(-7)=
2.-3-(-8)=
3. 43 - (8 + 7) =
4. (19+9) - 11 = - 1
5. (36-8) +5=
6. 7- (-11) +5=
7. -(-8) +5-(-10) =
8. 15 – (-4) - 12-(-6)=
9. 26 + (12 - 4) =
10. (20 – 15) +6=
11. 28 + (19-4) =
12. 4-5(3-9+4) - 6 =
13. (10 +8 -16 -10 + 4) – 10+3-2(-7-5-2) =​

Answer 1

Respuesta:

1. - 3

2. 5

3. 28

4. 16

5. 33

6. 23

7. 23

8. 23

9. 34

10. 11

11. 43

12. 8

13. 17