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Sagot :

Bonjour,

E = 8/9 - 1/3

E = 8/9 - 3/9

E = 5/9

F = 3 - 5/7

F = 21/7 - 5/7

F = 16/7

G = 13/12 - 19/48

G = 52/48 - 19/48

G = 33/48 = 11/16

A = 8/12 + 5/3

A = 2/3 + 5/3

A = 7/3

B = 40/72 - 1/9

B = 5/9 - 1/9

B = 4/9

C = 15/35 + 2/7

C = 3/7 + 2/7

C = 5/7

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