| 60 |
| 100 |
| 75 |
| 89 |
| -108 |
| 445 |
| 60 |
| 100 |
| 75 |
| 89 |
In order to make fractions have the same denominator, multiply the numerator and denominator of each fraction by the denominator of the other
| 60 x 89 |
| 100 x 89 |
| 75 x 100 |
| 89 x 100 |
| 5340 |
| 8900 |
| 7500 |
| 8900 |
| 5340 - 7500 |
| 8900 |
| -2160 |
| 8900 |
OR
| (60 x 89) - (75 x 100) |
| 100 x 89 |
| -2160 |
| 8900 |
Divide each part of the fraction with the greatest common factor to simplify the fraction
| -2160 |
| 8900 |
| -2160 ÷ 20 |
| 8900 ÷ 20 |
| 108 |
| 445 |
Positive Fractions
| -1 |
| -2 |
| 1 |
| -2 |
| -1 |
| 2 |
| 1 |
| 2 |
Negative Fractions
| -1 |
| 2 |
| 1 |
| -2 |
| -1 |
| -2 |
| 1 |
| 2 |