diff --git a/module2/exo1/toy_notebook_fr.ipynb b/module2/exo1/toy_notebook_fr.ipynb
index 5194143e4755766bbd3407194710c19d9a37e3ee..5ab26439f7efda4c1a9e2b4b8a666426a77b32f3 100644
--- a/module2/exo1/toy_notebook_fr.ipynb
+++ b/module2/exo1/toy_notebook_fr.ipynb
@@ -4,10 +4,35 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# À propos du calcul de π\n",
+    "# À propos du calcul de $\\pi$\n",
     "## En demandant à la lib maths\n",
-    "Mon ordinateur m’indique que π vaut approximativement"
+    "Mon ordinateur m’indique que $\\pi$ vaut approximativement"
    ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "3.141592653589793\n"
+     ]
+    }
+   ],
+   "source": [
+    "from math import *\n",
+    "print(pi)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {