12.46% is the change from 570 to 641
Calculation steps:
[( 641 - 570 ) ÷ 570] x 100 = 12.46%
Formula
Percentage change = [(641 - 570) / 570] x 100
Subtract the new number by the original number
641 - 570 = 71
71 ÷ 570 = 0.12456140350877193
0.12456140350877193 x 100 = 12.46%