4175% is the change from 16 to 684
Calculation steps:
[( 684 - 16 ) ÷ 16] x 100 = 4175%
Formula
Percentage change = [(684 - 16) / 16] x 100
Subtract the new number by the original number
684 - 16 = 668
668 ÷ 16 = 41.75
41.75 x 100 = 4175%
Example