Question

A) 4 – 5
B) – 2 - 5 =
C) – 3 + 5
D) – 2 + 5 =
E) – 5 + 5
F) – 6 + 5 =
G) - 5 – 5
H) 12 – 15 =
I) +16 – 23 =
J) +14 – 19 =
K) 10 – 13 =
L) 8 – 19 =
M) -7 – 13 =

Answer 1

Resposta:

a= -1

b= -7

c=2

d= 3

e= 0

f= -1

g= 0

h= -3

i= -7

j=-5

k= -3

l= -11

m= -20