2137.5% is the change from 24 to 537
Calculation steps:
[( 537 - 24 ) ÷ 24] x 100 = 2137.5%
Formula
Percentage change = [(537 - 24) / 24] x 100
Subtract the new number by the original number
537 - 24 = 513
513 ÷ 24 = 21.375
21.375 x 100 = 2137.5%
Example