Question

1) (+5) + (–2) + (+4) + (–1) + (–3) =

2) (–2)+(–8)+(+5)+(–3)+(–12)=

3) (–5) – (– 5) +(–6) + (–12) + (– 1) – (–10) =

4) (+8)–(–6)–(+4)–(+12)–(–4)–(–9) =

5) –2 + 8 –8 + 10 –20 + 5 – 7 = –14

6) 9–7+11–20+12–23+5–5–12 = –30



7) 3+ { 4 – 7 + [–5–7 + (6 – 7+ 5 ) ] } +8 =

8) 6+[–5+12–{2–9+(–4+2)}] – 3 +7 =

9) (–50)+(–80)+(+50)+(–30)+(–120)=

10) (–4)+(–20)+(+8)+(–3)+(–12)=
quien me ayuda porfa

Answer 1

Respuesta:

1. 3

2. -10

3. -29

4. -39

5. -14 = -14, verdadero

6. -62 = -30, Falso

7. -25

8. 26

9. -270

10. -31