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+\documentclass[a4paper,12pt]{article}
+\usepackage{myXsim}
+
+\date{Octobre 2017}
+\title{Égalité à trous avec les fractions}
+\tribe{Sixième}
+
+\pagestyle{empty}
+
+\begin{document}
+
+\begin{exercise}
+Complète les pointillés pour qu'il y est égalité.
+\begin{multicols}{3}
+    \begin{enumerate}
+        \item  $\dfrac{1}{2}u + \dfrac{1}{2}u = \dfrac{\ldots}{\ldots}u$
+        \item  $\dfrac{1}{3}u + \dfrac{1}{3}u = \dfrac{\ldots}{\ldots}u$
+        \item  $\dfrac{1}{4}u + \dfrac{2}{4}u = \dfrac{\ldots}{\ldots}u$
+
+        \item  $\dfrac{1}{4}u + \dfrac{1}{4}u = \dfrac{\ldots}{\ldots}u = \dfrac{\ldots}{2}u$
+        \item  $\dfrac{1}{3}u + \dfrac{2}{3}u = \dfrac{\ldots}{\ldots}u = \ldots u$
+        \item  $\dfrac{1}{4}u + \dfrac{1}{2}u = \dfrac{\ldots}{\ldots}u$
+
+        \item $\dfrac{1}{3} + \dfrac{2}{3} + \dfrac{2}{3} =\dfrac{\ldots}{\ldots}u$
+        \item $1u + \dfrac{1}{2} = \dfrac{\ldots}{\ldots}u$
+        \item $\dfrac{1}{4} + \dfrac{\ldots}{4}=1u$
+    \end{enumerate}
+\end{multicols}
+\end{exercise}
+\vfill
+
+\begin{exercise}
+    Comparer les fractions suivantes.
+\begin{multicols}{3}
+    \begin{enumerate}
+        \item $\dfrac{1}{2}u  \qquad \ldots \qquad \dfrac{1}{3}u$
+        \item $\dfrac{3}{3}u  \qquad \ldots \qquad 1u$
+        \item $\dfrac{1}{4}u \qquad \ldots \qquad \dfrac{1}{3}u$
+
+        \item $\dfrac{1}{6}u \qquad \ldots \qquad \dfrac{1}{3}u$
+        \item $\dfrac{2}{6}u \qquad \ldots \qquad \dfrac{2}{3}u$
+        \item $\dfrac{1}{2}u \qquad \ldots \qquad \dfrac{2}{4}u$
+
+        \item $\dfrac{1}{3}u \qquad \ldots \qquad 1u$
+        \item $\dfrac{5}{3}u \qquad \ldots \qquad 1u$
+        \item $\dfrac{4}{4}u \qquad \ldots \qquad 1u$
+    \end{enumerate}
+\end{multicols}
+\end{exercise}
+
+\vfill
+
+\printexercise{exercise}{1}
+\vfill
+\printexercise{exercise}{2}
+
+\vfill
+\end{document}
+
+%%% Local Variables: 
+%%% mode: latex
+%%% TeX-master: "master"
+%%% End:
+