Question

Calcule: a) (+3) + (-3) = e) +5 + 0 = b) (-8) + (+8) = f) 0 - 3 = c) (+1) + (-1) = g) -7 + 0 = d) -3 + 6 = h) -2 + 14 =

Answer 1

Explicação passo-a-passo:

a) +3-3=0

e) 5+0=5

b) -8+8=0

f) 0-3= -3

c) 1-1=0

g) -7+0= -7

d) -3+6= +3

h) -2+14= +12