Question

1) Calcule:
a) +1+14
b) 9+8
c) 4-7
d) 1 + 6 =
e) - 13 -4 =
2) Calcule:
a) (-2) + (-1)=
b) (+5) - (-7)=
c) 0-(-3) =
d) (+8) + (-2) =
e) (-11)-(-10)​

Answer 1

1) a) 15

b) 17

c) -3

d) 7

e) -17

2) a) -3

b) 12

c) 3

d) 6

e) -1

Answer 2

A 15
B 17
C -3
D 7
E -17

2
A -3
B -12
C +3
D 6
E 1