47.74% is the change from 509 to 752
Calculation steps:
[( 752 - 509 ) ÷ 509] x 100 = 47.74%
Formula
Percentage change = [(752 - 509) / 509] x 100
Subtract the new number by the original number
752 - 509 = 243
243 ÷ 509 = 0.4774066797642436
0.4774066797642436 x 100 = 47.74%