((5/27)-7/3)/(7/9+1)
Mathématiques
lili1511
Question
((5/27)-7/3)/(7/9+1)
2 Réponse
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1. Réponse Bluenoodles
((5/27)-7/3)/(7/9+1) = ((5/27 - 63/27))/ ( 7/9 + 9/9) = -58/27 le tout divisé par 16/9 = -58/27 x 9/16 = -522/432 -
2. Réponse telephone16
(5/27 - 7/3) = 5/27 -7/3 X 9/9 = 5/27 -21/27 = -16/27 = -16/27 X 9/16 = 144/432 =
7/9 +1 7/9 + 1 X 9/9 7/9 +9/9 16/9
144/432= 16/27