April 2019 1 120 Report

Calculer chaque expression et donner le résultat sous la forme la plus simple possile.

A= 15/28 x 32/45 + 40/27 x 36/35 =

B= 7 - 1/15 x 5 =

C= 3/21 x ( 13/5 - 18/15 ) x 3/2 =

Merci de bien détailler SVP.

TOUT COMMENTAIRE UNITILE SERAS SIGNALER.

Merci de m'aider.

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