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 \( \frac{9}{4} \) - \( \frac{7}{12} \)?
| 2 \( \frac{7}{12} \) | |
| 1\(\frac{2}{3}\) | |
| 2 \( \frac{3}{12} \) | |
| 2 \( \frac{9}{12} \) |