Question

Calcule (+24)+(-7)-(+8)+(-10)+(-4)-(31)-(+19)

Answer 1

Simples.

24-7-8-10-4-31-18

= 24 - 78

= -54

Answer 2

Resposta:

24-7-8-10-4-31-19

17-8-10-4-31-19

9-10-4-31-19

-1-4-31-19

-5-31-19.

-36-19

-55