| A | B |
| numerator | the number on the top of the fraction |
| denominator | the number on the bottom of the fraction |
| equivalent | fractions that can be reduced to the same fractions |
| improper | the larger number is in the numerator |
| mixed number | a whole number and a fraction |
| 1/4 + 2/4 | 3/4 |
| whole number | a number that is not a fraction or a decimal |
| lowest term | a fraction that cannot be reduced |
| common denominator | two fractions with the same denominator |
| 1/9 + 6/9 | 7/9 |
| 5/10 | 0.5 |
| 3/4 | 0.75 |
| 3/5 | 0.6 |
| 1 1/4 | 1.25 |
| 1 1/3 | 1.333 |
| 4/7 + 5/7 | 9/7 or 1 2/7 |