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Sagot :

Bonjour,

[tex]\frac{25}{125}[/tex] = [tex]\frac{5*5}{5*5*5}= \frac{1}{5}[/tex]

[tex]\frac{2018}{456} = \frac{2018:2}{456:2} = \frac{1 009}{228}[/tex]

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