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 \( \frac{5}{5} \) - \( \frac{7}{7} \)?
| \( \frac{8}{16} \) | |
| 2 \( \frac{5}{12} \) | |
| 2 \( \frac{4}{8} \) |