| A | B |
| numerator | the top number of a fraction |
| denominator | the bottom number of a fraction |
| quotient | the answer to a division problem |
| product | the answer to a multiplication problem |
| difference | the answer to a subtraction problem |
| sum | the answer to an addition problem |
| fraction | a part of a whole |
| proper fraction | a the numerator is less than the denominator |
| improper fraction | the denominator is less than the numerator |
| mixed number | a whole number and a fraction |