Question

2. a 75+ 72-5
b -84+ (-2) 2
c o + C-6) ₂) /
d -110+
e 17+(-3) -20
do 8 of 13-20​

Answer 1

a)75+72-5

=147-5=142

b)-84-(2)2

=-84-4

=-88

d)17-3-20

=17-23

=-6