6484.62% is the change from 13 to 856
Calculation steps:
[( 856 - 13 ) ÷ 13] x 100 = 6484.62%
Formula
Percentage change = [(856 - 13) / 13] x 100
Subtract the new number by the original number
856 - 13 = 843
843 ÷ 13 = 64.84615384615384
64.84615384615384 x 100 = 6484.62%