-4.49% is the change from 624 to 596
Calculation steps:
[( 596 - 624 ) ÷ 624] x 100 = -4.49%
Formula
Percentage change = [(596 - 624) / 624] x 100
Subtract the new number by the original number
596 - 624 = -28
-28 ÷ 624 = -0.04487179487179487
-0.04487179487179487 x 100 = -4.49%