I think this is quite a simple question but one I have found no answers for.
In regards to a tilde, I believe it can be used as an abbreviation for "about". For example ~5 translates to "about 5" (an approximation)!
Assuming this is correct, in regards to using the tilde with a currency, should it come before or after the symbol when the currency symbol comes before the value.
For example, should it be
I assume the first approach is better (the second approach seemed unnatural whilst writing it out) but I can't find anything which states this to be so.