Fractions must share a common denominator in order to be added or subtracted. The common denominator is the least common multiple of all the denominators.
What is \( \frac{5}{5} \) - \( \frac{8}{7} \)?
| \( \frac{9}{35} \) | |
| \( \frac{6}{35} \) | |
| -\(\frac{1}{7}\) | |
| \( \frac{9}{12} \) |