People use numbers every day to benefit themselves.
Statistics can be misinterpreted simply because of the way the information is given. In the following questions, you will see how some of the number tricks work and learn to explain them by using algebra. As we progress through our mathematical career we learn to use algebra more and do not accept a proof simply because it works for a bunch of random numbers. Following is an algebraic proof of the above number trick. You can use any variable you want to start with, but you must always finish with a number.