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 \( \frac{2}{5} \) + \( \frac{8}{7} \)?
| 1 \( \frac{8}{13} \) | |
| 1 \( \frac{2}{6} \) | |
| 2 \( \frac{4}{35} \) | |
| 1\(\frac{19}{35}\) |