-6.5% is the change from 477 to 446
Calculation steps:
[( 446 - 477 ) ÷ 477] x 100 = -6.5%
Formula
Percentage change = [(446 - 477) / 477] x 100
Subtract the new number by the original number
446 - 477 = -31
-31 ÷ 477 = -0.0649895178197065
-0.0649895178197065 x 100 = -6.5%