2896.3% is the change from 27 to 809
Calculation steps:
[( 809 - 27 ) ÷ 27] x 100 = 2896.3%
Formula
Percentage change = [(809 - 27) / 27] x 100
Subtract the new number by the original number
809 - 27 = 782
782 ÷ 27 = 28.962962962962962
28.962962962962962 x 100 = 2896.3%