The reciprocal of a number is 1 over the number or 1 divided by the number.EXAMPLE : The reciprocal of 5 is 1/5. The reciprocal of 18.7 is 1/18.7.A fraction can also have a reciprocal : The...
An IRRATIONAL number is a number that can't be turned into a fraction. For Example: 3.454545..... is rational. It may go on and on, but it has a pattern. The next numbers are obviously 454545....and...