900% is the change from 14 to 140
Calculation steps:
[( 140 - 14 ) ÷ 14] x 100 = 900%
Formula
Percentage change = [(140 - 14) / 14] x 100
Subtract the new number by the original number
140 - 14 = 126
126 ÷ 14 = 9
9 x 100 = 900%
Example