Hi,
I have tried with other expression also.. Thats also working..
Number is the decimal which you want to roundoff
Temp = Number * Power(10,Length(Number)-Length(Trunc(Number))-2)
Result = If(Temp - Trunc(Temp ) = 0.5, (Trunc(Temp )+1)/Power(10,Length(Number)-Length(Trunc(Number))-2),Round(Number,Length(Number)-Length(Trunc(Number))-2))