1400% is the change from 19 to 285
Calculation steps:
[( 285 - 19 ) ÷ 19] x 100 = 1400%
Formula
Percentage change = [(285 - 19) / 19] x 100
Subtract the new number by the original number
285 - 19 = 266
266 ÷ 19 = 14
14 x 100 = 1400%
Example