-11.32% is the change from 477 to 423
Calculation steps:
[( 423 - 477 ) ÷ 477] x 100 = -11.32%
Formula
Percentage change = [(423 - 477) / 477] x 100
Subtract the new number by the original number
423 - 477 = -54
-54 ÷ 477 = -0.11320754716981132
-0.11320754716981132 x 100 = -11.32%