48.91% is the change from 505 to 752
Calculation steps:
[( 752 - 505 ) ÷ 505] x 100 = 48.91%
Formula
Percentage change = [(752 - 505) / 505] x 100
Subtract the new number by the original number
752 - 505 = 247
247 ÷ 505 = 0.4891089108910891
0.4891089108910891 x 100 = 48.91%