Question

{[(8.4+3):7+(3+15:5).3].2-(19-7:6}.2+1

Answer 1

{[(8.4+3):7+(3+15:5).3].2-(19-7):6}.2+1{[(32+3):7+(3+3).3].2-(19-7):6}.2+1{[35:7+6.3].2-12:6}.2+1{[5+18].2-2}.2+1{23.2-2}.2+1{46-2}.2+144.2+188+1=89