-31.53% is the change from 628 to 430
Calculation steps:
[( 430 - 628 ) ÷ 628] x 100 = -31.53%
Formula
Percentage change = [(430 - 628) / 628] x 100
Subtract the new number by the original number
430 - 628 = -198
-198 ÷ 628 = -0.31528662420382164
-0.31528662420382164 x 100 = -31.53%