-21.41% is the change from 794 to 624
Calculation steps:
[( 624 - 794 ) ÷ 794] x 100 = -21.41%
Formula
Percentage change = [(624 - 794) / 794] x 100
Subtract the new number by the original number
624 - 794 = -170
-170 ÷ 794 = -0.2141057934508816
-0.2141057934508816 x 100 = -21.41%