Question

Exercícios
Determine as subtrações:
a) (+15) – (– 12) =
b) (– 35) – (– 18) =
c) (+17) – (+62) =
d) (– 42) – (+14) =

e) (−9) – (+7) − (+13) – (– 20) =
f) (−11) − (−7) − (+18) =
g) (−51) − (−82) – (−12) – (+7) =
h) (– 9) – (+2) – (– 4) − (+12) =

Answer 1

Resposta:

a) 27

b) -17

c) - 45

d) -56

e) -9

f) -22

g) 36

h) -19