-54.2% is the change from 476 to 218
Calculation steps:
[( 218 - 476 ) ÷ 476] x 100 = -54.2%
Formula
Percentage change = [(218 - 476) / 476] x 100
Subtract the new number by the original number
218 - 476 = -258
-258 ÷ 476 = -0.542016806722689
-0.542016806722689 x 100 = -54.2%