-16.07% is the change from 610 to 512
Calculation steps:
[( 512 - 610 ) ÷ 610] x 100 = -16.07%
Formula
Percentage change = [(512 - 610) / 610] x 100
Subtract the new number by the original number
512 - 610 = -98
-98 ÷ 610 = -0.16065573770491803
-0.16065573770491803 x 100 = -16.07%