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CALCULATI:
{125×(17-9):5+24:[0:4+27:9+(40-4×9)]×2}:4


Răspuns :

{125·(17-9):5+24:[0:4+27:9+(40-4·9)]·2}:4 =
=[125·(17-9):5+24:(0:4+27:9+4)·2]:4=
=(125·8:5+24:7·2):4=
=64:4=
=16