-22.58% is the change from 806 to 624
Calculation steps:
[( 624 - 806 ) ÷ 806] x 100 = -22.58%
Formula
Percentage change = [(624 - 806) / 806] x 100
Subtract the new number by the original number
624 - 806 = -182
-182 ÷ 806 = -0.22580645161290322
-0.22580645161290322 x 100 = -22.58%