-36.96% is the change from 828 to 522
Calculation steps:
[( 522 - 828 ) ÷ 828] x 100 = -36.96%
Formula
Percentage change = [(522 - 828) / 828] x 100
Subtract the new number by the original number
522 - 828 = -306
-306 ÷ 828 = -0.3695652173913043
-0.3695652173913043 x 100 = -36.96%