How to: Change the decimal number format.
Solution:
Double-click 'Regional Settings' in the 'Control Panel', click the 'Number' tab, and modify the number formats.
NOTE: The following settings affect the way the computer displays numbers throughout all applications. Any application-specific changes can be made via the affected application.
1) Click the 'Start' button to display the 'Start' menu.
2) Select 'Settings' and select 'Control Panel'. (The 'Control Panel' window appears.)
'Control Panel'
3) Double-click the 'Regional Settings' icon. (The 'Regional Settings Properties' dialog box appears.)
'Regional Settings' icon
4) Click the 'Number' tab. (The 'Number' tabbed page appears.)
5) Do one or more of the following (an example of the format selected appears in the 'Appearance samples' section):
'Number' tabbed page
a) Type a symbol in the 'Decimal symbol' box (e.g., Europeans use a comma instead of a period).
b) Type the number of digits after the decimal point in the 'No. of digits after decimal' box.
c) Type a negative-sign symbol in the 'Negative sign symbol' box.
d) Select the number format from the 'Negative number format' list box.
e) Select the number of zeros to precede a number from the 'Display leading zeros' list box.
f) Select 'US' or 'Metric' from the 'Measurement system' list box.
g) Select the character to separate items from a list from the 'List separator' list box.
6) Click 'Apply' and click 'OK'.