Mathématiques

Question

Exercice de maths: A=3/7 x (7/3-5/6)

2 Réponse

  • A= 3/7 x (7/3-5/6)

      = 3/7 x (14/6-5/6)

      = 3/7 x 9/6

      = 3/7 x 3/2

      = 9/14

      

  • A= 3/7 x (7/3-5/6)

    = 3/7 x (7x2/3x2-5/6)

    = 3/7 x (14-5/6)

    = 3/7 x 9/6

    = 1/7 x 9/2

    = 9/14

     

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