natbuster
natbuster natbuster
  • 26-09-2017
  • Mathematics
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help plz i need this done asap

help plz i need this done asap class=

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GraceCameron
GraceCameron GraceCameron
  • 26-09-2017
To find the percent change of something you need to set up a proportion.

amount change (original - new) over  new number 

x over 100 

then cross multiply. Example

25      x
-----   ------
 50    100

25 x 100 = 2500 
2500/50 = 50 

So the answer is 50%
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