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 \( \frac{8}{8} \) - \( \frac{4}{10} \)?
| \(\frac{3}{5}\) | |
| \( \frac{3}{10} \) | |
| 2 \( \frac{1}{9} \) | |
| 1 \( \frac{5}{40} \) |