div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: img062 - laponsonnefrlaponsonnefrimagesDossiers_persoJVerdilloncalcul_mental_3pdfCalculer mentalement des différences suite 13 Calcule 25 50-25 = 75-25= 100-50= 100-25= src=https:reader036fdocumentsusreader036viewer202207121260277792ce3b1d5c8e632abahtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv