-21.28% is the change from 799 to 629
Calculation steps:
[( 629 - 799 ) ÷ 799] x 100 = -21.28%
Formula
Percentage change = [(629 - 799) / 799] x 100
Subtract the new number by the original number
629 - 799 = -170
-170 ÷ 799 = -0.2127659574468085
-0.2127659574468085 x 100 = -21.28%