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Sagot :

Bonsoir

Combien font 2/5 de 25€

25 x 2/5 = 50/5 = 10 €

Combien font 3/4 de 112€

112 x 3/4 = 336/4 = 84 €

Combien font 1/3 de 4/7

1/3 x 4/7 = 4/21.

Bonjour

[tex]\rule{6cm}{1mm}[/tex]

2/5 de 25 = 2/5 × 25 = 10

3/4 de 112 = 3/4 × 112 = 84

1/3 de 4/7 = 1/3 × 4/7 = 4/21

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