-19.57% is the change from 516 to 415
Calculation steps:
[( 415 - 516 ) ÷ 516] x 100 = -19.57%
Formula
Percentage change = [(415 - 516) / 516] x 100
Subtract the new number by the original number
415 - 516 = -101
-101 ÷ 516 = -0.19573643410852712
-0.19573643410852712 x 100 = -19.57%