Question

2)Calcule
a)0 – (25)

b)0 – (-15)

c)(-11) – (32)

d)-5 + (2 – 4) – (7 -1)

e)(-5 + 3) – (5 – 9) + (8 – 1) – 11

f)20 + 3 . (-4) – ( - 3)²

Answer 1

a) -25
b) 15
c) -43
d) -11
e) -3
f) 17