-39.17% is the change from 863 to 525
Calculation steps:
[( 525 - 863 ) ÷ 863] x 100 = -39.17%
Formula
Percentage change = [(525 - 863) / 863] x 100
Subtract the new number by the original number
525 - 863 = -338
-338 ÷ 863 = -0.39165701042873696
-0.39165701042873696 x 100 = -39.17%