12.26% is the change from 571 to 641
Calculation steps:
[( 641 - 571 ) ÷ 571] x 100 = 12.26%
Formula
Percentage change = [(641 - 571) / 571] x 100
Subtract the new number by the original number
641 - 571 = 70
70 ÷ 571 = 0.12259194395796848
0.12259194395796848 x 100 = 12.26%