FRACTION IREductible (1/8+7/12)×(6/5:4/15)
Mathématiques
aze3
Question
FRACTION IREductible (1/8+7/12)×(6/5:4/15)
1 Réponse
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1. Réponse loulakar
Bonjour,
(1/8 + 7/ 12 ) * (6/5 / 4/15)
= (1/8 + 7/ 12 ) * (6/5 * 15/4)
= (3/24 + 14/24) * (6/5 * 15/4)
= 17/24 * 90/20
=17/24 * 9/2
= 153/48