Điền số thích hợp vào ô trống.
Giải thích
\(\frac{5}{{11}}\,\, = \,\,\frac{{20}}{{44}}\,\, = \,\,\frac{{40}}{{88}}\,\, = \,\,\frac{{10}}{{22}}\) | \(\frac{4}{{12}}\,\, = \,\,\frac{8}{{24}}\,\, = \,\,\frac{1}{3}\,\, = \,\,\frac{3}{9}\) |
\(\frac{5}{{11}}\,\, = \,\,\frac{{20}}{{44}}\,\, = \,\,\frac{{40}}{{88}}\,\, = \,\,\frac{{10}}{{22}}\) | \(\frac{4}{{12}}\,\, = \,\,\frac{8}{{24}}\,\, = \,\,\frac{1}{3}\,\, = \,\,\frac{3}{9}\) |