6153.85% is the change from 13 to 813
Calculation steps:
[( 813 - 13 ) ÷ 13] x 100 = 6153.85%
Formula
Percentage change = [(813 - 13) / 13] x 100
Subtract the new number by the original number
813 - 13 = 800
800 ÷ 13 = 61.53846153846154
61.53846153846154 x 100 = 6153.85%