-4.78% is the change from 628 to 598
Calculation steps:
[( 598 - 628 ) ÷ 628] x 100 = -4.78%
Formula
Percentage change = [(598 - 628) / 628] x 100
Subtract the new number by the original number
598 - 628 = -30
-30 ÷ 628 = -0.04777070063694268
-0.04777070063694268 x 100 = -4.78%