2600% is the change from 27 to 729
Calculation steps:
[( 729 - 27 ) ÷ 27] x 100 = 2600%
Formula
Percentage change = [(729 - 27) / 27] x 100
Subtract the new number by the original number
729 - 27 = 702
702 ÷ 27 = 26
26 x 100 = 2600%
Example