900% is the change from 13 to 130
Calculation steps:
[( 130 - 13 ) ÷ 13] x 100 = 900%
Formula
Percentage change = [(130 - 13) / 13] x 100
Subtract the new number by the original number
130 - 13 = 117
117 ÷ 13 = 9
9 x 100 = 900%
Example