diff --git a/3ePasserelles/Calcul_Mental/P2/CM_17_11_27-1.pdf b/3ePasserelles/Calcul_Mental/P2/CM_17_11_27-1.pdf
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diff --git a/3ePasserelles/Calcul_Mental/P2/CM_17_11_27-1.tex b/3ePasserelles/Calcul_Mental/P2/CM_17_11_27-1.tex
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+\documentclass[a4paper,10pt]{classPres}
+
+\author{}
+\title{}
+\date{}
+
+\begin{document}
+\begin{frame}{Calcul mental}
+    \begin{center}
+        \huge 30 secondes par calcul
+    \end{center}
+\end{frame}
+
+\begin{frame}{Calcul 1}
+    \huge
+    \begin{eqnarray*}
+        11 - 50 = 
+    \end{eqnarray*}
+\end{frame}
+
+\begin{frame}{Calcul 2}
+    \huge
+    \begin{center}
+        Combien font $\dfrac{1}{2}$ de 6\euro?
+    \end{center}
+\end{frame}
+
+\begin{frame}{Calcul 3}
+    \huge
+    \begin{eqnarray*}
+        10 - 4 + 6\times3 = 
+    \end{eqnarray*}
+    
+\end{frame}
+
+\begin{frame}{Calcul 4}
+    \LARGE
+    4 bidons d'essence contiennent 7L.
+
+    Combien contiennent 40 bidons?
+\end{frame}
+
+\begin{frame}{Fin}
+    \begin{center}
+        \huge On retourne son papier.
+    \end{center}
+\end{frame}
+
+
+\end{document}
diff --git a/3ePasserelles/Calcul_Mental/P2/CM_17_11_27-2.pdf b/3ePasserelles/Calcul_Mental/P2/CM_17_11_27-2.pdf
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diff --git a/3ePasserelles/Calcul_Mental/P2/CM_17_11_27-2.tex b/3ePasserelles/Calcul_Mental/P2/CM_17_11_27-2.tex
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+\documentclass[a4paper,10pt]{classPres}
+
+\author{}
+\title{}
+\date{}
+
+\begin{document}
+\begin{frame}{Calcul mental}
+    \begin{center}
+        \huge 30 secondes par calcul
+    \end{center}
+\end{frame}
+
+\begin{frame}{Calcul 1}
+    \huge
+    \begin{eqnarray*}
+        45 - 95 = 
+    \end{eqnarray*}
+\end{frame}
+
+\begin{frame}{Calcul 2}
+    \huge
+    \begin{center}
+        Combien font $\dfrac{1}{4}$ de 8\euro?
+    \end{center}
+\end{frame}
+
+\begin{frame}{Calcul 3}
+    \huge
+    \begin{eqnarray*}
+        10 - 2\times2 + 6\times3 = 
+    \end{eqnarray*}
+    
+\end{frame}
+
+\begin{frame}{Calcul 4}
+    \LARGE
+    10 cahiers coûtent 4\euro.
+
+    Combien coûtent 15cahiers?
+\end{frame}
+
+\begin{frame}{Fin}
+    \begin{center}
+        \huge On retourne son papier.
+    \end{center}
+\end{frame}
+
+
+\end{document}