-4.94% is the change from 628 to 597
Calculation steps:
[( 597 - 628 ) ÷ 628] x 100 = -4.94%
Formula
Percentage change = [(597 - 628) / 628] x 100
Subtract the new number by the original number
597 - 628 = -31
-31 ÷ 628 = -0.04936305732484077
-0.04936305732484077 x 100 = -4.94%