A Percentage is part of a whole ! 100% is all of it, 50% is half
of it, 25% is a quarter of it. The symbol % means percent.
If for example you want to know what 10% of 500 is, you divide
500 by 10 to get the answer =50.
If you want to work out what 15% of 350 is, you divide 350 by 15
= 23.33.