| A | B |
| numerator | tells the number of parts |
| denominator | total number of parts that equal a whole |
| equivalent fractions | fractions that have the same value |
| lowest terms | when the numerator and denominator cannot be divided by a factor greater than 1 |
| mixed number | a whole number and a fraction |
| fraction | a number that shows part of a whole |
| difference | the answer in a subtraction problem |
| quotient | the answer in a division problem |
| product | the answer in a multiplication problem |
| sum | the answer in an addition problem |