46.76% is the change from 509 to 747
Calculation steps:
[( 747 - 509 ) ÷ 509] x 100 = 46.76%
Formula
Percentage change = [(747 - 509) / 509] x 100
Subtract the new number by the original number
747 - 509 = 238
238 ÷ 509 = 0.4675834970530452
0.4675834970530452 x 100 = 46.76%