-54.11% is the change from 475 to 218
Calculation steps:
[( 218 - 475 ) ÷ 475] x 100 = -54.11%
Formula
Percentage change = [(218 - 475) / 475] x 100
Subtract the new number by the original number
218 - 475 = -257
-257 ÷ 475 = -0.5410526315789473
-0.5410526315789473 x 100 = -54.11%