72.12% is the change from 477 to 821
Calculation steps:
[( 821 - 477 ) ÷ 477] x 100 = 72.12%
Formula
Percentage change = [(821 - 477) / 477] x 100
Subtract the new number by the original number
821 - 477 = 344
344 ÷ 477 = 0.7211740041928721
0.7211740041928721 x 100 = 72.12%