14.54% is the change from 509 to 583
Calculation steps:
[( 583 - 509 ) ÷ 509] x 100 = 14.54%
Formula
Percentage change = [(583 - 509) / 509] x 100
Subtract the new number by the original number
583 - 509 = 74
74 ÷ 509 = 0.14538310412573674
0.14538310412573674 x 100 = 14.54%