Question

[Lý Võ Thành Danh]

sắp xếp theo thứ tự từ lớn đến bé 3/4 4/5 6/7 1/2 5/6 2/3

Answer 1

[Nguyễn Đức Trí]

\(\dfrac{1}{2}< \dfrac{1+1}{2+1}=\dfrac{2}{3}\)

\(\dfrac{2}{3}< \dfrac{2+1}{3+1}=\dfrac{3}{4}\)

\(\dfrac{3}{4}< \dfrac{3+1}{4+1}=\dfrac{4}{5}\)

\(\dfrac{4}{5}< \dfrac{4+1}{5+1}=\dfrac{5}{6}\)

\(\dfrac{5}{6}< \dfrac{5+1}{6+1}=\dfrac{6}{7}\)

\(\)Vậy \(\dfrac{1}{2}< \dfrac{2}{3}< \dfrac{3}{4}< \dfrac{4}{5}< \dfrac{5}{6}< \dfrac{6}{7}\)

Answer 2

[Trần Nguyễn Mai Phương]

71,62,56,44,25,7,3,1