Réponses

2013-04-19T18:00:19+02:00

= 5x16 - 10 = 70                                                                

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2013-04-19T18:07:07+02:00

Comme dit plus haut :

5(-2+6x3)-10=

5(-2+18)-10=

5x16-10=

80-10=

70