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 \( \frac{5}{3} \) - \( \frac{7}{5} \)?
\( \frac{7}{15} \) | |
1 \( \frac{3}{7} \) | |
\(\frac{4}{15}\) | |
1 \( \frac{4}{15} \) |