-12.26% is the change from 628 to 551
Calculation steps:
[( 551 - 628 ) ÷ 628] x 100 = -12.26%
Formula
Percentage change = [(551 - 628) / 628] x 100
Subtract the new number by the original number
551 - 628 = -77
-77 ÷ 628 = -0.12261146496815287
-0.12261146496815287 x 100 = -12.26%