Question

c ) 34 . 75 + 75 . 66 - 65 . 100

f ) 107 - [(180 - 160) : 2^2 + 9 ] : 2

Answer 1

c: =75x100-65x100=10x100=1000

f: =107-[20:4+9]:2

=107-[5+9]:2

=107-7=100

Answer 2

c) 

75 x 100 -65 x 100 

= 10 x 100

= 1000

f)

107 - [20:4+9] :2

= 107 - [5+9] :2

= 107 -7

= 100