6515.38% is the change from 13 to 860
Calculation steps:
[( 860 - 13 ) ÷ 13] x 100 = 6515.38%
Formula
Percentage change = [(860 - 13) / 13] x 100
Subtract the new number by the original number
860 - 13 = 847
847 ÷ 13 = 65.15384615384616
65.15384615384616 x 100 = 6515.38%