969.23% is the change from 13 to 139
Calculation steps:
[( 139 - 13 ) ÷ 13] x 100 = 969.23%
Formula
Percentage change = [(139 - 13) / 13] x 100
Subtract the new number by the original number
139 - 13 = 126
126 ÷ 13 = 9.692307692307692
9.692307692307692 x 100 = 969.23%