Question

Resuelva los siguientes ejercicios:
1. 7 – (3 + 9 – 10 – 2)
2. – (+21) + (+1) – (–3) =
3. +(–35) – (+33) + (–15) + (+23) =
4. – (+223) + (+1243) – (–577) =
5. 7 + (2 – 8 – 1) – (8 – 1 + 6)
6. –(9 – 6 – 8) – (– 7 – 10 + 2)
7. (–44) · (–5)
8. (+12) · (–6) · (–3)
9. (-3) · (+2) · (–7) · (+10) · (+5)
10.(+16) : (+4)
11.(+24) : (–3)
12. 31 – 7 · 3
13.(–12) – 4 · (–8)
14.(–6) · (+7) + (–3)
15.(–20) : (+4) + (–3)

Answer 1

Respuesta:

1

2

3

4

5

6

7

8

9

10

11

12

13

4

14

15.(_20)