-80.58% is the change from 659 to 128
Calculation steps:
[( 128 - 659 ) ÷ 659] x 100 = -80.58%
Formula
Percentage change = [(128 - 659) / 659] x 100
Subtract the new number by the original number
128 - 659 = -531
-531 ÷ 659 = -0.8057663125948407
-0.8057663125948407 x 100 = -80.58%