diff --git a/index.md b/index.md
index 48c07462150da309e425c788ecea06c54b9e6925..1da505052d31024056f9029dc1418e278d4b6faa 100644
--- a/index.md
+++ b/index.md
@@ -55,6 +55,8 @@ Chaîne *BBB* du cours <https://bbb.hesge.ch/b/ore-xff-hkz-poh>
 
 ## Exercices
 
+### 18.10.2022: Fractions, [HTML](https://malaspinas.academy/prog_seq_c_tp/fractions/index.html), [PDF](https://malaspinas.academy/prog_seq_c_tp/fractions/fractions.pdf), [GIT](https://gitedu.hesge.ch/programmation_sequentielle/travaux_pratiques/c_lang/fractions/enonce)
+
 ### 11.10.2022: Tableaux unidimensionnels, [HTML](https://malaspinas.academy/prog_seq_c_tp/tableaux_unidimensionnels/index.html), [PDF](https://malaspinas.academy/prog_seq_c_tp/tableaux_unidimensionnels/tableaux_unidimensionnels.pdf), [GIT](https://gitedu.hesge.ch/programmation_sequentielle/travaux_pratiques/c_lang/tableaux_unidimensionnels/enonce)
 
 ### 04.10.2022: Bissection, [HTML](https://malaspinas.academy/prog_seq_c_tp/bissection/index.html), [PDF](https://malaspinas.academy/prog_seq_c_tp/bissection/bissection.pdf), [GIT](https://gitedu.hesge.ch/programmation_sequentielle/travaux_pratiques/c_lang/bissection/enonce)