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 \( \frac{4}{5} \) - \( \frac{6}{7} \)?
| -\(\frac{2}{35}\) | |
| 1 \( \frac{5}{35} \) | |
| 1 \( \frac{4}{8} \) | |
| 1 \( \frac{4}{9} \) |