1400% is the change from 10 to 150
Calculation steps:
[( 150 - 10 ) ÷ 10] x 100 = 1400%
Formula
Percentage change = [(150 - 10) / 10] x 100
Subtract the new number by the original number
150 - 10 = 140
140 ÷ 10 = 14
14 x 100 = 1400%
Example