-18.11% is the change from 475 to 389
Calculation steps:
[( 389 - 475 ) ÷ 475] x 100 = -18.11%
Formula
Percentage change = [(389 - 475) / 475] x 100
Subtract the new number by the original number
389 - 475 = -86
-86 ÷ 475 = -0.18105263157894738
-0.18105263157894738 x 100 = -18.11%