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 \( \frac{5}{2} \) - \( \frac{9}{10} \)?
| \( \frac{1}{6} \) | |
| 2 \( \frac{6}{11} \) | |
| 1\(\frac{3}{5}\) | |
| 2 \( \frac{3}{10} \) |