-16.48% is the change from 613 to 512
Calculation steps:
[( 512 - 613 ) ÷ 613] x 100 = -16.48%
Formula
Percentage change = [(512 - 613) / 613] x 100
Subtract the new number by the original number
512 - 613 = -101
-101 ÷ 613 = -0.16476345840130505
-0.16476345840130505 x 100 = -16.48%