-96.71% is the change from 487 to 16
Calculation steps:
[( 16 - 487 ) ÷ 487] x 100 = -96.71%
Formula
Percentage change = [(16 - 487) / 487] x 100
Subtract the new number by the original number
16 - 487 = -471
-471 ÷ 487 = -0.9671457905544147
-0.9671457905544147 x 100 = -96.71%