2606.45% is the change from 31 to 839
Calculation steps:
[( 839 - 31 ) ÷ 31] x 100 = 2606.45%
Formula
Percentage change = [(839 - 31) / 31] x 100
Subtract the new number by the original number
839 - 31 = 808
808 ÷ 31 = 26.06451612903226
26.06451612903226 x 100 = 2606.45%