2237.5% is the change from 24 to 561
Calculation steps:
[( 561 - 24 ) ÷ 24] x 100 = 2237.5%
Formula
Percentage change = [(561 - 24) / 24] x 100
Subtract the new number by the original number
561 - 24 = 537
537 ÷ 24 = 22.375
22.375 x 100 = 2237.5%
Example