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Calculați: [(2×50+125):15+476:(282-530:2)]×3

Răspuns :

[(100+125):15+476:(282-265)]x3=
=(225:15+476:17)x3
=(15+28)x3
=43x3
=129
[(2×50+125):15+476:(282-530:2)]×3=
[(100+125):15+476:(282-265)]×3=
(225:15+476:17)×3=
(15+28)×3=
43×3=
129