-9.6% is the change from 500 to 452
Calculation steps:
[( 452 - 500 ) ÷ 500] x 100 = -9.6%
Formula
Percentage change = [(452 - 500) / 500] x 100
Subtract the new number by the original number
452 - 500 = -48
-48 ÷ 500 = -0.096
-0.096 x 100 = -9.6%
Example