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Sagot :

Bonjour,

Ex. 4 :

1) (1 + 1/2) × 3/4 = 3/2 × 3/4 = 9/8

2) 2 + 1/4 + 1 + 1/2 + 3 + 5/8 = 6 + 2/8 + 4/8 + 5/8 = 6 + 11/8 = 7 + 3/8

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