-95.06% is the change from 506 to 25
Calculation steps:
[( 25 - 506 ) ÷ 506] x 100 = -95.06%
Formula
Percentage change = [(25 - 506) / 506] x 100
Subtract the new number by the original number
25 - 506 = -481
-481 ÷ 506 = -0.950592885375494
-0.950592885375494 x 100 = -95.06%