-96% is the change from 325 to 13
Calculation steps:
[( 13 - 325 ) ÷ 325] x 100 = -96%
Formula
Percentage change = [(13 - 325) / 325] x 100
Subtract the new number by the original number
13 - 325 = -312
-312 ÷ 325 = -0.96
-0.96 x 100 = -96%
Example