Question

6. (09 pontos) Responda:
a) +14 - 2 + 6 +(-200)=
b) (- 12).(+3).(+1) =
c) 21:3–4. (-3) =
d) 30 + 5.(-3+4) =
e) (-4)2 + 4 =
f) (-15) 0 =​

Answer 1

a) +14 - 2 + 6 +(-200)=

= 12 + 6 - 200

= 18 - 200

= -182

b) (- 12).(+3).(+1) =

= -36

c) 21:3–4. (-3) =

= 7 + 12

= 19

d) 30 + 5.(-3+4) =

= 30 - 15 - 20

= 15 - 20

= -5

e) (-4)2 + 4 =

= -8 + 4

= -4

f) (-15) 0 =​

= 0