-39.51% is the change from 863 to 522
Calculation steps:
[( 522 - 863 ) ÷ 863] x 100 = -39.51%
Formula
Percentage change = [(522 - 863) / 863] x 100
Subtract the new number by the original number
522 - 863 = -341
-341 ÷ 863 = -0.3951332560834299
-0.3951332560834299 x 100 = -39.51%