Question

2) Calcule:
a) ( + 3) + ( + 2) =
b) ( + 1) + ( + 5) =
c) ( + 7) ( + 5) =
d) ( + 8) + ( + 2) =
e) ( + 8) + ( + 5) =
f ) ( + 6) + ( + 5) =
g) (-3) + (-2) =
h) (-5) +(-1) =
i ) (-7) + (-5) =
j ) (-4) + (-7) =
k) (-8) + (-6) =
L) (-5) + (-6) =​

Answer 1

a) 3+2 = 5
b) 1+5 = 6
c) 7+5 = 12
d) 8+2 = 10
e) 8+5 = 13
f) 6+5 = 11
g) -3-2 = -5
h) -5-1 = -6
i) -7-5 = -12
j) -4-7 = -11
k) -8-6 = -14
L) -5-6 = -11