11.98% is the change from 509 to 570
Calculation steps:
[( 570 - 509 ) ÷ 509] x 100 = 11.98%
Formula
Percentage change = [(570 - 509) / 509] x 100
Subtract the new number by the original number
570 - 509 = 61
61 ÷ 509 = 0.11984282907662082
0.11984282907662082 x 100 = 11.98%