Question

calcule:
a) (+3)+(+2)=
b) (+5)+(+1)=
c) (+7)+(+5)=
d) (+2)+(+8)=
e) (+g)+(+4)=
f) (+6)+(+5)=
g) (-3)+(-2)=
h) (-5)+(-1)=

Answer 1

Resposta:

calcule:

a) (+3)+(+2)=5

b) (+5)+(+1)=6

c) (+7)+(+5)=12

d) (+2)+(+8)=10

e) (+g)+(+4)=4g

f) (+6)+(+5)=11

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

h) (-5)+(-1)=-6