24900% is the change from 3 to 750
Calculation steps:
[( 750 - 3 ) ÷ 3] x 100 = 24900%
Formula
Percentage change = [(750 - 3) / 3] x 100
Subtract the new number by the original number
750 - 3 = 747
747 ÷ 3 = 249
249 x 100 = 24900%
Example