Question

a) Calcule: a) +5 + 3 = b) +1 + 4 = c) 4-2= d) -3 -1 = e) +6 + 9 = f) +10 +7= g) -8 -12 = h) (+6) + (-1) = 1)(+2) + (-5) = 1) (-10) + ( +3) = k)(+3) + (-3) = D) (-8) + (+8) =​

Answer 1

Resposta:

a)+8

b)+5

c)+2

d)-4

e)+15

f)+17

g)-20