49.04% is the change from 571 to 851
Calculation steps:
[( 851 - 571 ) ÷ 571] x 100 = 49.04%
Formula
Percentage change = [(851 - 571) / 571] x 100
Subtract the new number by the original number
851 - 571 = 280
280 ÷ 571 = 0.4903677758318739
0.4903677758318739 x 100 = 49.04%