Réponses

2014-03-17T17:53:14+01:00
A= 17/18 + 3x1/6
A= 17/18 + 9/18
A= 27/18
A = 3/2
B= 14/11 - 2/11x5
B= 14/11-10/11
B= 4/11
C= 1-(5/8 - 1/4)
C=1- ( 5/8-2/8)
C= 1-3/8
C= 8/8 - 3/8
C=5/8
D= ( 3/4 x16/9) -(10/6x1/6)
D= (3x4x4 / 4x3x3) - ( 2x5x1 / 2x18 )
D= 4/3 - 5/18
D= 24/18 - 5/18 
D= 19/18