-19.85% is the change from 413 to 331
Calculation steps:
[( 331 - 413 ) ÷ 413] x 100 = -19.85%
Formula
Percentage change = [(331 - 413) / 413] x 100
Subtract the new number by the original number
331 - 413 = -82
-82 ÷ 413 = -0.19854721549636803
-0.19854721549636803 x 100 = -19.85%