42.63% is the change from 509 to 726
Calculation steps:
[( 726 - 509 ) ÷ 509] x 100 = 42.63%
Formula
Percentage change = [(726 - 509) / 509] x 100
Subtract the new number by the original number
726 - 509 = 217
217 ÷ 509 = 0.4263261296660118
0.4263261296660118 x 100 = 42.63%