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 \( \frac{7}{6} \) - \( \frac{7}{10} \)?
\( \frac{2}{30} \) | |
1 \( \frac{3}{11} \) | |
\(\frac{7}{15}\) | |
1 \( \frac{8}{11} \) |