-16.35% is the change from 624 to 522
Calculation steps:
[( 522 - 624 ) ÷ 624] x 100 = -16.35%
Formula
Percentage change = [(522 - 624) / 624] x 100
Subtract the new number by the original number
522 - 624 = -102
-102 ÷ 624 = -0.16346153846153846
-0.16346153846153846 x 100 = -16.35%