Question

Calculeaza in doua moduri.6×9+3×9;(8×6)+(7×8)

Answer 1

Primul mod:
9 x (6+3)=81
Al doilea mod:
6 x 9 + 3 x 9=81(se face mai intii operatia de inmultire,apoi acealalta operatie)
Primul mod:
8 x (6+7) =104
Al doilea mod:
(8 x 6)+(7 x 8)=104 (se face mai intii operatia din paranteza apoi celelalte)
coronita te rog

Answer 2

54+27=81   48+56=104      2)(6+3)*(9*9)=9*9=81     8*(6+7)=8*13=104