Sagot :

azou93500
11/6+5/12=9/4 21/30*50/21=5/3 Et la premiere moins la deuxieme = 7/12 ;)
winner123

11/6+5/12 = 22/12+5/12 = 27/12

 

21/30*50/21 = 1/3 *5 = 5/3

 

et 27/12 - 5/3 = 27/12 - 20/12 = 7/12