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256:16-3.(27-19).2:3.2

Răspuns :

 256÷16-3×(27-19)×2÷3×2=16-3×8×2÷3×2=16- 48÷3×2 = 16-32= -16

256:16-3•(27-19)•2:3•2= 16-3•8•2:3•2= 16-24•2:3•2= 16-48:3•2= 16-16•2 = 16-32 = -16