de l'aide svp (3/5 - 1/3) x 21/8 - 13/20
Mathématiques
zakiamayana
Question
de l'aide svp (3/5 - 1/3) x 21/8 - 13/20
1 Réponse
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1. Réponse Solene15137
A = (3/5 - 1/3) x 21/8 - 13/20
A = (9/15 - 5/15) x 21/8 - 13/20
A = 4/15 x 21/8 - 13/20
A = 7/10 - 13/20
A = 14/20 - 13/20
A = 1/20