[fpc-pascal] Cancelling Scientific notation

[Marco van de Voort]

In our previous episode, James Gibbens said:
> Good evening Frank,
> Thank you very much for your answer. The Writeln(y:0:2); works beautifully.
> The backgroundcolor is solved as far as the text goes, but the rest is still 
> black. What is the whole area cover by the program, the "screen" called?
> I still need to down load the help files - so if I am stupid, please say so.
> I am a retired MAths teacher and I want to make programs so that the 
> learners(?) [earlier we called them pupils / students] can PRACTISE the 
> Maths.

clrscr; 

cleans the screen with the currently set fore- and background colors.