Bài 1:
a: 3/8=12/32
b: 7/9=14/18<15/18=5/6
c: 2/4<1<4/2
Bài 1:
a: 3/8=12/32
b: 7/9=14/18<15/18=5/6
c: 2/4<1<4/2
1) \(\dfrac{3}{8}\)=\(\dfrac{12}{32}\) \(\dfrac{7}{9}\)<\(\dfrac{5}{6}\) \(\dfrac{2}{4}\)<\(\dfrac{4}{2}\)
2) phân số lớn nhất :\(\dfrac{11}{12}\)
3) \(\dfrac{1}{3}=\dfrac{1x5}{3x5}=\dfrac{5}{15}\) \(\dfrac{2}{5}=\dfrac{2x3}{5x3}=\dfrac{6}{15}\)