24.6% is the change from 500 to 623
Calculation steps:
[( 623 - 500 ) ÷ 500] x 100 = 24.6%
Formula
Percentage change = [(623 - 500) / 500] x 100
Subtract the new number by the original number
623 - 500 = 123
123 ÷ 500 = 0.246
0.246 x 100 = 24.6%
Example