2925.93% is the change from 27 to 817
Calculation steps:
[( 817 - 27 ) ÷ 27] x 100 = 2925.93%
Formula
Percentage change = [(817 - 27) / 27] x 100
Subtract the new number by the original number
817 - 27 = 790
790 ÷ 27 = 29.25925925925926
29.25925925925926 x 100 = 2925.93%