Question

ley de los signos1. Resuelve las adiciones utilizando la recta numérica.
a) +3 + (–4) =

b) –5 + (–2) =

c) –4 + (4) =

d) –6 + (+11) =

2. Resuelve las siguientes operaciones.
a) +5 + (+5) = –1 + (+7) =
b) –4 + (–4) = 0 + (+3) =
c) –3 + (–3) = –16 + (+5) =
d) +2 + (+7) = –7 + 0 =
e) +1 + (+8) = –4 + (+13) =
f) –8 + (–9) = –17 + (+8) =
g) +8 + (+12) = –20 + (+3) =
h) –6 + (–12) = 6 + (–21) =
i) +7 + (+10) = –5 + (+2) =
j) –5 + (–10) = 9 + (–2) =
k) +9 + (–15) = –5 + (+2) =
l) +15 + (–15) = –8 + (–2) =

–6 + (–4) + (–3) + 9
(–8 + 9) +7
(–6) + 7 + 5
0 + 8

8 + 0

(–4 – 2) + 5 + 7
(7 – 8) + 9
–3 + (–6) +

Answer 1

A) -1
B) -7
C) 0
D) 5

2.
A) 10 = 6
B) -8 = 3
C) -6 = -11
D) 9 = -7
E) 9 = 9
F) -17 = 9
G) 20 = -17
H) -18 = -15
I) 17 = -3
J) -15 = 7
K) -6 = -3
L) 0 = -10

-4
6
6
8
8
6
10
-9