36.25% is the change from 502 to 684
Calculation steps:
[( 684 - 502 ) ÷ 502] x 100 = 36.25%
Formula
Percentage change = [(684 - 502) / 502] x 100
Subtract the new number by the original number
684 - 502 = 182
182 ÷ 502 = 0.36254980079681276
0.36254980079681276 x 100 = 36.25%