-4.52% is the change from 620 to 592
Calculation steps:
[( 592 - 620 ) ÷ 620] x 100 = -4.52%
Formula
Percentage change = [(592 - 620) / 620] x 100
Subtract the new number by the original number
592 - 620 = -28
-28 ÷ 620 = -0.04516129032258064
-0.04516129032258064 x 100 = -4.52%