Question

[Minh Lệ]

>; <; = ?

a) \(\dfrac{21}{23}\) ? \(\dfrac{19}{23}\)                     \(\dfrac{8}{5}\) ? \(\dfrac{49}{30}\)                        \(\dfrac{20}{36}\) ? \(\dfrac{5}{9}\)

b) \(\dfrac{11}{15}\) ? \(\dfrac{11}{17}\)                      \(\dfrac{26}{13}\) ? 2                         3 ? \(\dfrac{16}{5}\)

c) \(\dfrac{8}{9}\) ? 1                            1 ? \(\dfrac{31}{27}\)                         \(\dfrac{8}{9}\) ? \(\dfrac{31}{27}\)

Answer 1

[Gia Linh]

a) \(\dfrac{21}{23}>\dfrac{19}{23}\)

\(\dfrac{8}{5}=\dfrac{49}{30}\)

\(\dfrac{23}{36}>\dfrac{5}{9}\)

b) \(\dfrac{11}{15}>\dfrac{11}{17}\)

\(\dfrac{26}{13}=2\)

\(3< \dfrac{16}{5}\)

c) \(\dfrac{8}{9}< 1\)

\(1< \dfrac{31}{27}\)

\(\dfrac{8}{9}< \dfrac{31}{27}\)