-23.77% is the change from 816 to 622
Calculation steps:
[( 622 - 816 ) ÷ 816] x 100 = -23.77%
Formula
Percentage change = [(622 - 816) / 816] x 100
Subtract the new number by the original number
622 - 816 = -194
-194 ÷ 816 = -0.23774509803921567
-0.23774509803921567 x 100 = -23.77%