2117.39% is the change from 23 to 510
Calculation steps:
[( 510 - 23 ) ÷ 23] x 100 = 2117.39%
Formula
Percentage change = [(510 - 23) / 23] x 100
Subtract the new number by the original number
510 - 23 = 487
487 ÷ 23 = 21.17391304347826
21.17391304347826 x 100 = 2117.39%