Question

efetue as adições (-42)+(-74)=
(+820)+(150)=
(113+(+15)=
(+5)+(-100)​

Answer 1

Resposta:

$( - 42) + ( - 74) = - 116$

$820 + 150 = 970$

$113 + 15 = 128$

$5 + ( - 100) = - 95$