lovely compiler error message - incompatible types

[Justin Whear via Digitalmars-d-learn]

On Thu, 02 Jul 2015 17:33:28 +0000, Laeeth Isharc wrote:

> FixedDecimal is a fixed decimal point struct that stores values as an
> int or long and takes number of decimal places as the second compile
> term argument.  It's possible, if not likely I have made a mistake in
> implementing operator overloads.
> 
> Any thoughts on whether this is the likely cause, and if so which ones
> are likely to be the problem?

Can you show the signature for FixedDecimal's opBinary?