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 \( \frac{7}{8} \) + \( \frac{9}{16} \)?
| 2 \( \frac{2}{8} \) | |
| 2 \( \frac{2}{11} \) | |
| 1 \( \frac{9}{16} \) | |
| 1\(\frac{7}{16}\) |