-23.73% is the change from 628 to 479
Calculation steps:
[( 479 - 628 ) ÷ 628] x 100 = -23.73%
Formula
Percentage change = [(479 - 628) / 628] x 100
Subtract the new number by the original number
479 - 628 = -149
-149 ÷ 628 = -0.2372611464968153
-0.2372611464968153 x 100 = -23.73%