12.98% is the change from 570 to 644
Calculation steps:
[( 644 - 570 ) ÷ 570] x 100 = 12.98%
Formula
Percentage change = [(644 - 570) / 570] x 100
Subtract the new number by the original number
644 - 570 = 74
74 ÷ 570 = 0.12982456140350876
0.12982456140350876 x 100 = 12.98%