Question

calcule:
1) (+1)+(+3)-(+8)=

2)-(-6)+(-2)-(+4)=

3)-(+4)-(-5)-(+2)=

4)(+5)+(-11)+(+11)=

5)-(-6)+(-2)-(+14)=

Answer 1

Resposta:1)-4

2)0

3)-1

4)+5

5)-10