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 \( \frac{2}{3} \) - \( \frac{2}{5} \)?
| 2 \( \frac{6}{15} \) | |
| 2 \( \frac{4}{13} \) | |
| \( \frac{5}{15} \) | |
| \(\frac{4}{15}\) |