2700% is the change from 14 to 392
Calculation steps:
[( 392 - 14 ) ÷ 14] x 100 = 2700%
Formula
Percentage change = [(392 - 14) / 14] x 100
Subtract the new number by the original number
392 - 14 = 378
378 ÷ 14 = 27
27 x 100 = 2700%
Example