\(MSC:8\)
\(\dfrac{7}{4}\) và \(\dfrac{9}{8}\)
\(\dfrac{7}{4}=\dfrac{7.2}{4.2}=\dfrac{14}{8}\)
\(\dfrac{9}{8}\) giữ nguyên
\(\dfrac{5}{6}\) và \(\dfrac{2}{3}\)
\(MSC:6\)
\(\dfrac{5}{6}\) giữ nguyên
\(\dfrac{2}{3}=\dfrac{2.2}{3.2}=\dfrac{4}{6}\)
\(\dfrac{4}{5}\) và \(\dfrac{7}{2}\)
\(MSC:10\)
\(\dfrac{4}{5}=\dfrac{4.2}{5.2}=\dfrac{8}{10}\)
\(\dfrac{7}{2}=\dfrac{7.5}{2.5}=\dfrac{35}{10}\)