(83027-81654)×8+4200×60-32000:(8×4)

= 1373 × 8 + 252000 - 32000 ÷ 32

= 10984 + 252000 - 1000

= 242984 - 1000

= 241984

Therefore, (83027-81654)×8+4200×60-32000:(8×4) = 241984.