Question

rút gọn phân số về dạng phân số tối giản với mẫu dương:

48/60;-18/24;25/-35

Answer 1

\(\dfrac{48}{60}=\dfrac{12.4}{12.5}=\dfrac{4}{5}\)

\(\dfrac{-18}{24}=\dfrac{18}{-24}=\dfrac{6.3}{6.\left(-4\right)}=\dfrac{3}{-4}\)

\(\dfrac{25}{-35}=\dfrac{5.5}{5.\left(-7\right)}=\dfrac{5}{-7}\)

Answer 2

48​=12.512.4​=54​

−1824=18−24=6.36.(−4)=3−424−18​=−2418​=6.(−4)6.3​=−43​

25−35=5.55.(−7)=5−7−3525​=5.(−7)5.5​=−75​
 

Answer 3

\(\dfrac{48}{60}=\dfrac{4}{5}\)

\(\dfrac{-18}{24}=\dfrac{3}{-4}\)

\(\dfrac{25}{-35}=\dfrac{5}{-7}\)