-19.18% is the change from 511 to 413
Calculation steps:
[( 413 - 511 ) ÷ 511] x 100 = -19.18%
Formula
Percentage change = [(413 - 511) / 511] x 100
Subtract the new number by the original number
413 - 511 = -98
-98 ÷ 511 = -0.1917808219178082
-0.1917808219178082 x 100 = -19.18%