viết số hữu tỉ -13/66 thành thương hai số hữu tỉ theo sáu cách khác nhau ::::)))

$-\dfrac{13}{66}=-\dfrac{1}{22}:\dfrac{3}{13}$

$-\dfrac{13}{66}=-\dfrac{1}{11}:\dfrac{6}{13}$

$-\dfrac{13}{66}=-\dfrac{13}{11}:\dfrac{6}{1}$

$-\dfrac{13}{66}=-\dfrac{1}{33}:\dfrac{2}{13}$

$-\dfrac{13}{66}=-\dfrac{13}{33}:\dfrac{2}{1}$

$-\dfrac{13}{66}=-\dfrac{1}{66}:\dfrac{1}{13}$

$-\dfrac{13}{66}=-\dfrac{1}{3}:\dfrac{22}{13}$

$-\dfrac{13}{66}=-\dfrac{1}{22}:\dfrac{3}{13}$