Реши:83685+(20216-537999:1507)*80-502*968
1)537999:1507=357 2)20216-357=19859 3)19849*80=1588720 4)83685+1588720=1672405 5)502*968=485936 6)1672405-485936=1186469 83685+(20216-237999:1507)*80-502*968=1186469
83685+(20216-537999:1507)*80-502*968=83685+(20216-357)*80-502*968=83685+19859*80-502*968=83685+1588720-485936=1672405-485936=1186469