6492.31% is the change from 13 to 857
Calculation steps:
[( 857 - 13 ) ÷ 13] x 100 = 6492.31%
Formula
Percentage change = [(857 - 13) / 13] x 100
Subtract the new number by the original number
857 - 13 = 844
844 ÷ 13 = 64.92307692307692
64.92307692307692 x 100 = 6492.31%