-3.49% is the change from 516 to 498
Calculation steps:
[( 498 - 516 ) ÷ 516] x 100 = -3.49%
Formula
Percentage change = [(498 - 516) / 516] x 100
Subtract the new number by the original number
498 - 516 = -18
-18 ÷ 516 = -0.03488372093023256
-0.03488372093023256 x 100 = -3.49%