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Réponse:

a- 50/9

b_24

c_ -25/36

d_7/5

Bonsoir;

a)

26/9 +8/3*3/3

= 26/9 +24/9

= 50/9

b)

(16*9)/( 3*2)

=(8*3) =24

c)

1/6* 6/6 -4/9*4/4 -5/12*3/3

= 6/36 -16/36 +15/36

= 5/36

d)

(11*6)/(6*5) -4/5

= 11/5 -4/5

=7/5

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