-8.39% is the change from 477 to 437
Calculation steps:
[( 437 - 477 ) ÷ 477] x 100 = -8.39%
Formula
Percentage change = [(437 - 477) / 477] x 100
Subtract the new number by the original number
437 - 477 = -40
-40 ÷ 477 = -0.08385744234800839
-0.08385744234800839 x 100 = -8.39%