1400% is the change from 14 to 210
Calculation steps:
[( 210 - 14 ) ÷ 14] x 100 = 1400%
Formula
Percentage change = [(210 - 14) / 14] x 100
Subtract the new number by the original number
210 - 14 = 196
196 ÷ 14 = 14
14 x 100 = 1400%
Example