I would work it out the following way.
100/80 * 96 = 120
So answer is 120%
2/3 divide by 1/8
= 2/3 multiply 8/1
= (2 multiply 8) divide by (3 multiply 1)
= 16 divide by 3
=5.33 ( accurate to 2 decimal places)
it's very simple just flip the fraction you are dividing by and multiply.
