Réponse :
bonjour,
17/34 = 17 × 1 / 17 × 2 = 1/2
76/95 = 19 × 4 / 19 × 5 = 4/5
0.1/0.3 = 0.1 × 1 / 0.1 × 3 = 1/3
2.5/25 = 2.5 × 1 / 2.5×10 = 1/10
voila:)
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Réponse :
bonjour,
17/34 = 17 × 1 / 17 × 2 = 1/2
76/95 = 19 × 4 / 19 × 5 = 4/5
0.1/0.3 = 0.1 × 1 / 0.1 × 3 = 1/3
2.5/25 = 2.5 × 1 / 2.5×10 = 1/10
voila:)