-25.36% is the change from 631 to 471
Calculation steps:
[( 471 - 631 ) ÷ 631] x 100 = -25.36%
Formula
Percentage change = [(471 - 631) / 631] x 100
Subtract the new number by the original number
471 - 631 = -160
-160 ÷ 631 = -0.25356576862123614
-0.25356576862123614 x 100 = -25.36%