-41.14% is the change from 863 to 508
Calculation steps:
[( 508 - 863 ) ÷ 863] x 100 = -41.14%
Formula
Percentage change = [(508 - 863) / 863] x 100
Subtract the new number by the original number
508 - 863 = -355
-355 ÷ 863 = -0.41135573580533025
-0.41135573580533025 x 100 = -41.14%