-15.66% is the change from 613 to 517
Calculation steps:
[( 517 - 613 ) ÷ 613] x 100 = -15.66%
Formula
Percentage change = [(517 - 613) / 613] x 100
Subtract the new number by the original number
517 - 613 = -96
-96 ÷ 613 = -0.1566068515497553
-0.1566068515497553 x 100 = -15.66%