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 \( \frac{2}{3} \) + \( \frac{7}{7} \)?
| \( \frac{9}{21} \) | |
| \( \frac{2}{11} \) | |
| 1\(\frac{2}{3}\) | |
| 2 \( \frac{3}{8} \) |