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 \( \frac{7}{2} \) - \( \frac{5}{10} \)?
1 \( \frac{8}{13} \) | |
3 | |
1 \( \frac{8}{10} \) | |
\( \frac{4}{7} \) |