Question

Rút gọn phân số :34\50,48\68,78\24,112\140

Answer 1

\(\dfrac{34}{50}=\dfrac{34:2}{50:2}=\dfrac{17}{25}\)

\(\dfrac{48}{68}=\dfrac{48:4}{68:4}=\dfrac{12}{17}\)

\(\dfrac{78}{24}=\dfrac{78:6}{24:6}=\dfrac{13}{4}\)

\(\dfrac{112}{140}=\dfrac{112:28}{140:28}=\dfrac{4}{5}\)