-24.88% is the change from 828 to 622
Calculation steps:
[( 622 - 828 ) ÷ 828] x 100 = -24.88%
Formula
Percentage change = [(622 - 828) / 828] x 100
Subtract the new number by the original number
622 - 828 = -206
-206 ÷ 828 = -0.24879227053140096
-0.24879227053140096 x 100 = -24.88%