3362.5% is the change from 24 to 831
Calculation steps:
[( 831 - 24 ) ÷ 24] x 100 = 3362.5%
Formula
Percentage change = [(831 - 24) / 24] x 100
Subtract the new number by the original number
831 - 24 = 807
807 ÷ 24 = 33.625
33.625 x 100 = 3362.5%
Example