Question

Tarefa 09: Efetue as adições.
a)(+2) + (+3)=
b)(+1) + (+8)=
c)(-1) + (-2)=
d) (+ 3) + (+11)=
e) 0 + (-2)=
f)(+7) + (+2) + (+5) =
g)(+4) + (+1) + (+5)=
h) (-8) + (-1) + (-2) =
i)(-10) + (-20) + (-30)=​

Answer 1

Resposta:

a) 5

b) 9

c) -3

d) 15

e) -2

f) 14

g) 10

h) -11

i) -60