-1.94% is the change from 516 to 506
Calculation steps:
[( 506 - 516 ) ÷ 516] x 100 = -1.94%
Formula
Percentage change = [(506 - 516) / 516] x 100
Subtract the new number by the original number
506 - 516 = -10
-10 ÷ 516 = -0.01937984496124031
-0.01937984496124031 x 100 = -1.94%