Answer: 144.5
Explanation:
85 of 170 can be wriiten as:
85
170
Multiply both numerator & denominator by 100
85
170
×
100
100
=
50
100
= 50%
If you are using a calculator, simply enter 85÷170×100 which will give you 50 as the answer.
Small suggestion: Do these problems to get your brain working!
Problems: 65% of 43 , 53% of 62 , 73% of 52, etc.