2832.26% is the change from 31 to 909
Calculation steps:
[( 909 - 31 ) ÷ 31] x 100 = 2832.26%
Formula
Percentage change = [(909 - 31) / 31] x 100
Subtract the new number by the original number
909 - 31 = 878
878 ÷ 31 = 28.322580645161292
28.322580645161292 x 100 = 2832.26%