Overall formatting change, what did I do?

[5Design]

So I somehow managed to change the dimensions in all the dropdowns/dialogues, etc form inches to feet and can't figure out how to change it back.  Please help.

 

[BenPalmer]

Number Style...bottom left hand corner of the screen shot you sent.

 

[5Design]

49 minutes ago, BenPalmer said:

Number Style...bottom left hand corner of the screen shot you sent.

 

Crikey.  How simple.  Thank you!