81.97% is the change from 477 to 868
Calculation steps:
[( 868 - 477 ) ÷ 477] x 100 = 81.97%
Formula
Percentage change = [(868 - 477) / 477] x 100
Subtract the new number by the original number
868 - 477 = 391
391 ÷ 477 = 0.8197064989517819
0.8197064989517819 x 100 = 81.97%