Percentage formula

[asyamonique]

Hello,
I want to see the result of %45 for the column A numbers base on their value.
If the value negative the result will shown as positive
If the value is positive the result will shown as negative

[TABLE="width: 138"]
<colgroup><col><col></colgroup><tbody>[TR]
[TD]-10,000[/TD]
[TD]4,500[/TD]
[/TR]
</tbody>[/TABLE]
[TABLE="width: 138"]
<colgroup><col><col></colgroup><tbody>[TR]
[TD]10,000[/TD]
[TD]-4,500[/TD]
[/TR]
</tbody>[/TABLE]

Thanks

 

[steve the fish]

=-a1*0.45

 

[mohammad2060]

=-.45*a1

 

[asyamonique]

Thanks for both.