Đặt tính rồi tính ` 1092 : 91 ` ` 2059 : 17 ` ` 31 : 29 `

`1092 : 91`

$\left.\begin{array}{l}1092\\\ \ 182\\\quad00\\\\\end{array}\right|\!\!\!\;\!\!\begin{array}{l}\dfrac{\ \ 91\ \ }{\ \ 12\ \ }\\\\\\\end{array}$

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`259 : 17`

$\left.\begin{array}{l}2059\\\ \ 35\\\quad19\\\quad02\end{array}\right|\!\!\!\;\!\!\begin{array}{l}\dfrac{\ \ 17\ \ }{\ \ 121\ \ }\\\\\\\end{array}$

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`31 : 29`

$\left.\begin{array}{l}31\\ 29\\02\\\\\end{array}\right|\!\!\!\;\!\!\begin{array}{l}\dfrac{\ \ 29\ \ }{\ \ 1\ \ }\\\\\\\end{array}$