2700% is the change from 16 to 448
Calculation steps:
[( 448 - 16 ) ÷ 16] x 100 = 2700%
Formula
Percentage change = [(448 - 16) / 16] x 100
Subtract the new number by the original number
448 - 16 = 432
432 ÷ 16 = 27
27 x 100 = 2700%
Example