-98.36% is the change from 487 to 8
Calculation steps:
[( 8 - 487 ) ÷ 487] x 100 = -98.36%
Formula
Percentage change = [(8 - 487) / 487] x 100
Subtract the new number by the original number
8 - 487 = -479
-479 ÷ 487 = -0.9835728952772074
-0.9835728952772074 x 100 = -98.36%