49.8% is the change from 506 to 758
Calculation steps:
[( 758 - 506 ) ÷ 506] x 100 = 49.8%
Formula
Percentage change = [(758 - 506) / 506] x 100
Subtract the new number by the original number
758 - 506 = 252
252 ÷ 506 = 0.4980237154150198
0.4980237154150198 x 100 = 49.8%