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maths help

09 Dec 09 22:19

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Date Joined: 11 Feb 04

| Topic/replies: 4,832 | Blogger: Andy Murray's blog

I need to work out the sum before a percentage has been taken off.. for example..
878912 is the result AFTER 7.5% has been taken off.. how do i get it back to before 7.5% was taken off?

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Lozzy

Report Lozzy • December 9, 2009 10:20 PM GMT

950175.14

Report dave66 • December 9, 2009 10:20 PM GMT

Divide 878912 by 0.925

Report Dan Chipowski • December 9, 2009 10:21 PM GMT

lol You having a giraffe Andy?

[x] These checkboxes suck

Report [x] These checkboxes suck • December 9, 2009 10:22 PM GMT

(878912/92.5) * 100

Report Andy Murray • December 9, 2009 10:22 PM GMT

thanks :)

[x] These checkboxes suck

Report [x] These checkboxes suck • December 9, 2009 10:23 PM GMT

and in general 100x/(100 - y), where x is the number and y is the percentage taken off

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