71.91% is the change from 502 to 863
Calculation steps:
[( 863 - 502 ) ÷ 502] x 100 = 71.91%
Formula
Percentage change = [(863 - 502) / 502] x 100
Subtract the new number by the original number
863 - 502 = 361
361 ÷ 502 = 0.7191235059760956
0.7191235059760956 x 100 = 71.91%