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 \( \frac{5}{2} \) + \( \frac{5}{4} \)?
| 3\(\frac{3}{4}\) | |
| \( \frac{7}{15} \) | |
| \( \frac{9}{4} \) | |
| \( \frac{7}{4} \) |