-28.36% is the change from 663 to 475
Calculation steps:
[( 475 - 663 ) ÷ 663] x 100 = -28.36%
Formula
Percentage change = [(475 - 663) / 663] x 100
Subtract the new number by the original number
475 - 663 = -188
-188 ÷ 663 = -0.28355957767722473
-0.28355957767722473 x 100 = -28.36%