-3.39% is the change from 413 to 399
Calculation steps:
[( 399 - 413 ) ÷ 413] x 100 = -3.39%
Formula
Percentage change = [(399 - 413) / 413] x 100
Subtract the new number by the original number
399 - 413 = -14
-14 ÷ 413 = -0.03389830508474576
-0.03389830508474576 x 100 = -3.39%