AJUDA PFVV... ÉH PROVAA!!
1) Calcule:
a) – 8 + 6 – 1 e) (+8) – (+5) i) – 13 + 7 – 2– 8 + 15 – 1
b) – 2 – 4 – 1 f) (– 8) + (– 5) j) + 22 – 3 – 14 – 5 + 24 + 12
c) 12 – 7 + 3 g)(– 3) + (+ 9) k) (– 2) – (– 3) + ( + 5)
d) 4 + 13 – 21 h) (+ 2) + (– 7) l) ( + 6) + (– 7) – (– 2)
Soluções para a tarefa
Calcule: a) – 8 + 6 – 1 = b) – 2 – 4 – 1 = c) 12 – 7 + 3 = d) 4 + 13 – 21 = e) (+8) – (+5) = f) (– 8) + (– 5) = g) (– 3) + (+ 9) = h) (+ 2) + (– 7) = i) – 13 + 7 – 2– 8 + 15 – 1 = j) + 22 – 3 – 14 – 5 + 24 + 12 = k) (– 2) – (– 3) + ( + 5) = l) ( + 6) + (– 7) – (– 2) =
2
A) – 8 + 6 – 1 = -3
B) – 2 – 4 – 1 = -7
C) 12 – 7 + 3 = +8
D) 4 + 13 – 21 = - 4
E) (+8) – (+5) = +8 -5 = +3
F) (– 8) + (– 5) = -8 -5 = -13
G) (– 3) + (+ 9) = -3 +9 = +6
H) (+ 2) + (– 7) = + 2 -7= -5
I) – 13 + 7 – 2– 8 + 15 – 1 = -2
J)+ 22 – 3 – 14 – 5 + 24 + 12 = + 36
K) (– 2) – (– 3) + ( + 5) = -2 + 3 + 5 = +6
L) ( + 6) + (– 7) – (– 2) =+ 6 - 7 +2 = +1
ESPERO TER AJUDADO!
Explicação passo-a-passo:
A) – 8 + 6 – 1 = -3
B) – 2 – 4 – 1 = -7
C) 12 – 7 + 3 = +8
D) 4 + 13 – 21 = - 4
E) (+8) – (+5) = +8 -5 = +3
F) (– 8) + (– 5) = -8 -5 = -13
G) (– 3) + (+ 9) = -3 +9 = +6
H) (+ 2) + (– 7) = + 2 -7= -5
I) – 13 + 7 – 2– 8 + 15 – 1 = -2
J)+ 22 – 3 – 14 – 5 + 24 + 12 = + 36
K) (– 2) – (– 3) + ( + 5) = -2 + 3 + 5 = +6
L) ( + 6) + (– 7) – (– 2) =+ 6 - 7 +2 = +1
ESPERO TER AJUDADO!