103.24% is the change from 247 to 502
Calculation steps:
[( 502 - 247 ) ÷ 247] x 100 = 103.24%
Formula
Percentage change = [(502 - 247) / 247] x 100
Subtract the new number by the original number
502 - 247 = 255
255 ÷ 247 = 1.0323886639676114
1.0323886639676114 x 100 = 103.24%