Question

a) (+2) + (+3) =
b) (+1) + (+8) =
C) (+3) + (+1.1) =
d) (-1) + (-2) =
e) (-3) + (-2) =
f) 0+ (-2) =
g) (+7) + (+2) + (+5)=
​

Answer 1

Resposta:

a) 2+3= 5

b) 1+8= 9

c) 3+(1•1)= 3+1= 4

d) (-1)+(-2)= -1-2= -3

e) (-3)+(-2)= -3-2= -5

f) 0-2= -2

g) 7+2+5= 14