| A | B |
| fraction | a number that expresses a part of a region, a set, or a segment |
| numerator | number of equal parts considered |
| denominator | number of equal parts in all |
| equivalent fractions | fractions that name the same amount |
| greatest common factor | the greatest number that is a factoor of each of two or more numbers |
| simplest form | when the greatest common factor of the numerator and denominator is 1 |
| common denominators | denominators that are the same |
| mixed numbers | a number that has a whole-number part and a fraction part |
| improper fraction | a fraction greater than or equal to one |
| percent | a way to compare a number with one hundred |
| least common denominator | the least common multiple of the denominators of two or more fractions |
| 12/16 | 3/4 |
| 4/10 | 2/5 |
| 10/15 | 2/3 |
| 10/20 | 1/2 |
| 10/12 | 5/6 |
| 14/16 | 7/8 |
| 8/10 | 4/5 |
| 3/18 | 1/6 |
| 6/18 | 1/3 |