A = ( - 2/26+2/13) : 8/13 B = 3-1/4/-3<=1/8
Mathématiques
guillaume20
Question
A = ( - 2/26+2/13) : 8/13
B = 3-1/4/-3<=1/8
B = 3-1/4/-3<=1/8
1 Réponse
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1. Réponse maudmarine
A = (- 2/26 + 2/13) : 8/13
A = (- 2/26 + 2 x 2 / 13 x 2) : 8/13
A = (- 2/26 + 4/26) : 8/13
A = 2/26 : 8/13
A = 2/26 x 13/8
A = 26/208
A = 26 x 1 / 26 x 8
A = 1/28
B = incompréhensible