diff --git a/6e/Calcul_Mental/P3/CM_18_01_22-1.pdf b/6e/Calcul_Mental/P3/CM_18_01_22-1.pdf
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diff --git a/6e/Calcul_Mental/P3/CM_18_01_22-1.tex b/6e/Calcul_Mental/P3/CM_18_01_22-1.tex
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+\documentclass[a4paper,10pt]{classPres}
+
+\usetikzlibrary{snakes}
+
+\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*}
+        87 + 3,4 - 10 = 
+    \end{eqnarray*}
+\end{frame}
+
+\begin{frame}{Calcul 2}
+    \huge
+    \begin{eqnarray*}
+        20u + 3u + \frac{8}{10}u = 
+    \end{eqnarray*}
+\end{frame}
+
+\begin{frame}{Calcul 3}
+    \LARGE Écrire un nombre avec 
+    \begin{itemize}
+        \item 4 centaines
+        \item 8 dizaines
+        \item 0 unités
+    \end{itemize}
+    
+\end{frame}
+
+\begin{frame}{Calcul 4}
+    \LARGE
+    Quel est l'abscisse du point $A$?
+
+        \begin{tikzpicture}[scale=4]
+           \draw[->, ultra thick] (0,0) -- (2.6,0);
+            \draw (0,0) node[above] {0};
+            \draw (1,0) node[above] {1};
+            \draw (2,0) node[above] {2};
+            \draw (3,0) node[above] {3};
+            \draw[snake=ticks,ultra thick, segment length=0.6666cm] (0,0) -- (2.5,0);
+            \draw[snake=ticks,ultra thick, segment amplitude=0.2cm, segment length=4cm] (0,0) -- (2.5,0);
+
+            \draw (1.3333,0) node[below] {A};
+        \end{tikzpicture}
+    
+\end{frame}
+
+\begin{frame}{Fin}
+    \begin{center}
+        \huge On retourne son papier.
+    \end{center}
+\end{frame}
+
+
+\end{document}
diff --git a/6e/Calcul_Mental/P3/CM_18_01_22-2.pdf b/6e/Calcul_Mental/P3/CM_18_01_22-2.pdf
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diff --git a/6e/Calcul_Mental/P3/CM_18_01_22-2.tex b/6e/Calcul_Mental/P3/CM_18_01_22-2.tex
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index 0000000..ec5ddc1
--- /dev/null
+++ b/6e/Calcul_Mental/P3/CM_18_01_22-2.tex
@@ -0,0 +1,66 @@
+\documentclass[a4paper,10pt]{classPres}
+
+\usetikzlibrary{snakes}
+
+\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*}
+        1,23 + 0,99 - 1 = 
+    \end{eqnarray*}
+\end{frame}
+
+\begin{frame}{Calcul 2}
+    \huge
+    \begin{eqnarray*}
+        \frac{2}{10} + 3u + \frac{8}{10}u = 
+    \end{eqnarray*}
+\end{frame}
+
+\begin{frame}{Calcul 3}
+    \LARGE Écrire un nombre avec 
+    \begin{itemize}
+        \item 6 centaines
+        \item 1 dizaines
+        \item 9 unités
+        \item 3 dixièmes
+    \end{itemize}
+    
+\end{frame}
+
+\begin{frame}{Calcul 4}
+    \LARGE
+    Quel est l'abscisse du point $A$?
+
+        \begin{tikzpicture}[scale=4]
+           \draw[->, ultra thick] (0,0) -- (2.6,0);
+            \draw (0,0) node[above] {0};
+            \draw (1,0) node[above] {1};
+            \draw (2,0) node[above] {2};
+            \draw (3,0) node[above] {3};
+            \draw[snake=ticks,ultra thick, segment length=0.6666cm] (0,0) -- (2.5,0);
+            \draw[snake=ticks,ultra thick, segment amplitude=0.2cm, segment length=4cm] (0,0) -- (2.5,0);
+
+            \draw (2.16666,0) node[below] {A};
+        \end{tikzpicture}
+    
+\end{frame}
+
+\begin{frame}{Fin}
+    \begin{center}
+        \huge On retourne son papier.
+    \end{center}
+\end{frame}
+
+
+\end{document}
diff --git a/6e/Calcul_Mental/P3/CM_18_01_22-3.pdf b/6e/Calcul_Mental/P3/CM_18_01_22-3.pdf
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diff --git a/6e/Calcul_Mental/P3/CM_18_01_22-3.tex b/6e/Calcul_Mental/P3/CM_18_01_22-3.tex
new file mode 100755
index 0000000..d041a47
--- /dev/null
+++ b/6e/Calcul_Mental/P3/CM_18_01_22-3.tex
@@ -0,0 +1,65 @@
+\documentclass[a4paper,10pt]{classPres}
+
+\usetikzlibrary{snakes}
+
+\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*}
+        87,5 + 3,7 - 3 = 
+    \end{eqnarray*}
+\end{frame}
+
+\begin{frame}{Calcul 2}
+    \huge
+    \begin{eqnarray*}
+        \frac{4}{10} + 8u + \frac{2}{10}u = 
+    \end{eqnarray*}
+\end{frame}
+
+\begin{frame}{Calcul 3}
+    \LARGE Écrire un nombre avec 
+    \begin{itemize}
+        \item 8 centaines
+        \item 2 unités
+        \item 6 dixièmes
+    \end{itemize}
+    
+\end{frame}
+
+\begin{frame}{Calcul 4}
+    \LARGE
+    Quel est l'abscisse du point $A$?
+
+        \begin{tikzpicture}[scale=4]
+           \draw[->, ultra thick] (0,0) -- (2.6,0);
+            \draw (0,0) node[above] {0};
+            \draw (1,0) node[above] {1};
+            \draw (2,0) node[above] {2};
+            \draw (3,0) node[above] {3};
+            \draw[snake=ticks,ultra thick, segment length=0.6666cm] (0,0) -- (2.5,0);
+            \draw[snake=ticks,ultra thick, segment amplitude=0.2cm, segment length=4cm] (0,0) -- (2.5,0);
+
+            \draw (1.83333,0) node[below] {A};
+        \end{tikzpicture}
+    
+\end{frame}
+
+\begin{frame}{Fin}
+    \begin{center}
+        \huge On retourne son papier.
+    \end{center}
+\end{frame}
+
+
+\end{document}