- Ta có : `6/25=(6.5)/(25.5)=30/125`
`14/125<30/125`
`=> 14/125<6/25`
\(\dfrac{6}{25}=\dfrac{6\cdot5}{25\cdot5}=\dfrac{30}{125}\)
Vậy \(\dfrac{14}{125}< \dfrac{30}{125}\Rightarrow\dfrac{14}{125}< \dfrac{6}{25}\)
Ta có: \(\dfrac{6}{25}=\dfrac{30}{125}\)
Vì \(\dfrac{14}{125}< \dfrac{30}{125}=>\dfrac{14}{125}< \dfrac{6}{25}\)
Vậy \(\dfrac{14}{125}< \dfrac{6}{25}\)
ta có 6/25 =30/125
mà 14<30
suy ra 14/125<6/25