-95.07% is the change from 507 to 25
Calculation steps:
[( 25 - 507 ) ÷ 507] x 100 = -95.07%
Formula
Percentage change = [(25 - 507) / 507] x 100
Subtract the new number by the original number
25 - 507 = -482
-482 ÷ 507 = -0.9506903353057199
-0.9506903353057199 x 100 = -95.07%