191.6% is the change from 250 to 729
Calculation steps:
[( 729 - 250 ) ÷ 250] x 100 = 191.6%
Formula
Percentage change = [(729 - 250) / 250] x 100
Subtract the new number by the original number
729 - 250 = 479
479 ÷ 250 = 1.916
1.916 x 100 = 191.6%
Example