-17.38% is the change from 610 to 504
Calculation steps:
[( 504 - 610 ) ÷ 610] x 100 = -17.38%
Formula
Percentage change = [(504 - 610) / 610] x 100
Subtract the new number by the original number
504 - 610 = -106
-106 ÷ 610 = -0.1737704918032787
-0.1737704918032787 x 100 = -17.38%