-16.21% is the change from 475 to 398
Calculation steps:
[( 398 - 475 ) ÷ 475] x 100 = -16.21%
Formula
Percentage change = [(398 - 475) / 475] x 100
Subtract the new number by the original number
398 - 475 = -77
-77 ÷ 475 = -0.16210526315789472
-0.16210526315789472 x 100 = -16.21%