Question

Rút gọn các phân số:

a) \(\dfrac{2}{10}\)                         b) \(\dfrac{9}{6}\)                       c) \(\dfrac{5}{20}\)                       d) \(\dfrac{6}{16}\)

Answer 1

a) \(\dfrac{2}{10}=\dfrac{2:2}{10:2}=\dfrac{1}{5}\)

b) \(\dfrac{9}{6}=\dfrac{9:3}{6:3}=\dfrac{3}{2}\)

c) \(\dfrac{5}{20}=\dfrac{5:5}{20:5}=\dfrac{1}{4}\)

d) \(\dfrac{6}{16}=\dfrac{6:2}{16:2}=\dfrac{3}{8}\)