Question

Resolva as expressões:

A) (-19) + (-51) + (-22) + (+36)
B) 6 - (-2)
C) 5 - (+1)
D) 9 - (+9)
E) -7 - (-5)

Answer 1

Resposta:

A) (-19) + (-51) + (-22) + (+36)

-19+51-22+36

32+14

=46

B)6-(-2)

=8

C) 5- (+1)

5-1

5+-1

=4

D) 9-(9+)

9-9

=0

E) -7-(-5)

=-2