2911.11% is the change from 27 to 813
Calculation steps:
[( 813 - 27 ) ÷ 27] x 100 = 2911.11%
Formula
Percentage change = [(813 - 27) / 27] x 100
Subtract the new number by the original number
813 - 27 = 786
786 ÷ 27 = 29.11111111111111
29.11111111111111 x 100 = 2911.11%