Question

-45+(+60)=Cálculo da pergunta

Answer 1

- 45 + ( + 60 ) = - 45 + 60 = + 15

Answer 2

Oie, Td Bom?!

$- 45 + ( + 60)$

$- 45 + 60$

$+ (60 - 45)$

$15$

Att. Makaveli1996