There is a 60% that your math teacher will give a pop quiz tonight and, due to the fact that you have a soccer game, there is an
85% chance you will not be able to do your math homework. You decide that you will do the homework if the probability of there being a pop quiz and your not doing your homework is greater than 60%. What do you do and why?
The first amount would be the original amount as the answer because you are adding and then subtracting the same number. If the increase was 150% then the answer would be 50% more because 150%-100%=50%.