A practicar!!!
https://www.education.vic.gov.au/languagesonline/french/sect03/no_3/no_3.htm
https://www.education.vic.gov.au/languagesonline/french/sect05/no_4/no_4.htm
https://people.wku.edu/nathan.love/101-102/interact101-102/r-p_u01_numbers_1-12.htm
https://people.wku.edu/nathan.love/101-102/interact101-102/r-p_u02_numbers_11-20.htm