Rezolva in doua moduri inmultirile de mai josRezolvareMetoda 1a)6 x (4 + 3) = 6 x 7 = 42b)9 x (7 - 5) = 9 x 2 = 18c)(8 - 3) x 4 = 5 x 4 = 20
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Metoda 2a)6 x (4 + 3) = 6 x 4 + 6 x 3 = 24 + 18 = 42b)9 x (7 - 5) = 9 x 7