Question

hãy so sánh cấc phân số sau ;ko quy đồng mấu số;21/25;60/81;19/29

Answer 1

\(\frac{19}{29}< \frac{60}{81}< \frac{21}{25}\)

Answer 2

a co: 
\(\frac{21}{25}>\frac{21}{27}=\frac{63}{81}>\frac{60}{81}\)
\(\frac{19}{29}< \frac{19}{27}=\frac{57}{81}< \frac{60}{81}\)
suy ra ; \(\frac{21}{25}>\frac{60}{81}>\frac{19}{29}\)
chuk em hok tốt

Answer 3

cảm ơn nha