CM1
http://matoumatheux.ac-rennes.fr/num/fractions/6/coloriage.htm#
https://learningapps.org/3018962
https://learningapps.org/1571107
CM2
https://learningapps.org/3019113
http://matoumatheux.ac-rennes.fr/num/fractions/6/coloriage.htm#
https://learningapps.org/3034070
https://learningapps.org/3018962
https://learningapps.org/1557259