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a fost răspuns

{400+6000:[66-540:(6x7-33)]x8}:7

Răspuns :

Papu11
={400+6000:(66-540:9)×8}:7=
=[400+6000:(66-60)×8]:7=
=(400+6000:6×8):7=
=(400+1000×8):7=
=(400+8000):7=
8400:7=1200
Sper ca am fost de ajutor
Carla2006
{400+6000:[66-540:(6x7-33)]x8}:7=
{400+6000:[66-540:(42-33)]x8}:7=
[400+6000:(66-540:9)x8]:7=
[400+6000:(66-60)x8]:7=
(400+6000:6x8):7=
(400+1000x8)7=
(400+8000)7=
8400:7=1200