Réponses

  • Omnes
  • Modérateur confirmé
2014-04-02T23:41:00+02:00
Salut,

 1)    
2/3×(5/6+1/3)   
2/3 * (5/6 + 2/6)
2/3 * 7/6
14/18
7/9


2)  3/4×1/4+5/4


3/4 * 1/4 + 5/4
3/16 + 5/4
3/16 + 20/16
23/16

Bonne soirée !

2014-04-03T00:08:37+02:00
2/3*(5/6+1/3)
2/3*5/6+2/3*1/3
10/18+2/9
10/18+2*2/9*2
10/18+4/18
14/18
7/9