3737.5% is the change from 24 to 921
Calculation steps:
[( 921 - 24 ) ÷ 24] x 100 = 3737.5%
Formula
Percentage change = [(921 - 24) / 24] x 100
Subtract the new number by the original number
921 - 24 = 897
897 ÷ 24 = 37.375
37.375 x 100 = 3737.5%
Example