-35.85% is the change from 516 to 331
Calculation steps:
[( 331 - 516 ) ÷ 516] x 100 = -35.85%
Formula
Percentage change = [(331 - 516) / 516] x 100
Subtract the new number by the original number
331 - 516 = -185
-185 ÷ 516 = -0.35852713178294576
-0.35852713178294576 x 100 = -35.85%