-97.55% is the change from 654 to 16
Calculation steps:
[( 16 - 654 ) ÷ 654] x 100 = -97.55%
Formula
Percentage change = [(16 - 654) / 654] x 100
Subtract the new number by the original number
16 - 654 = -638
-638 ÷ 654 = -0.9755351681957186
-0.9755351681957186 x 100 = -97.55%