83.86% is the change from 471 to 866
Calculation steps:
[( 866 - 471 ) ÷ 471] x 100 = 83.86%
Formula
Percentage change = [(866 - 471) / 471] x 100
Subtract the new number by the original number
866 - 471 = 395
395 ÷ 471 = 0.8386411889596603
0.8386411889596603 x 100 = 83.86%