2228.57% is the change from 35 to 815
Calculation steps:
[( 815 - 35 ) ÷ 35] x 100 = 2228.57%
Formula
Percentage change = [(815 - 35) / 35] x 100
Subtract the new number by the original number
815 - 35 = 780
780 ÷ 35 = 22.285714285714285
22.285714285714285 x 100 = 2228.57%