2988.89% is the change from 27 to 834
Calculation steps:
[( 834 - 27 ) ÷ 27] x 100 = 2988.89%
Formula
Percentage change = [(834 - 27) / 27] x 100
Subtract the new number by the original number
834 - 27 = 807
807 ÷ 27 = 29.88888888888889
29.88888888888889 x 100 = 2988.89%