109.21% is the change from 239 to 500
Calculation steps:
[( 500 - 239 ) ÷ 239] x 100 = 109.21%
Formula
Percentage change = [(500 - 239) / 239] x 100
Subtract the new number by the original number
500 - 239 = 261
261 ÷ 239 = 1.0920502092050208
1.0920502092050208 x 100 = 109.21%