Kết quả là:
\(\frac{1}{19}\)
Ủng hộ mk nha các bn !!!
5454/5757=18/19
171717/191919=17/19
18/19-17/19=1/19
Ta có:
\(\frac{5454}{5757}=\frac{18}{19}\) ; \(\frac{171717}{191919}=\frac{17}{19}\)
\(\frac{18}{19}-\frac{17}{19}=\frac{1}{19}\) => \(\frac{5454}{5757}-\frac{171717}{191919}=\frac{1}{19}\)
5454/5757=18/19 , 171717/191919=17/19
18/19-17/19=1/9