-80.72% is the change from 446 to 86
Calculation steps:
[( 86 - 446 ) ÷ 446] x 100 = -80.72%
Formula
Percentage change = [(86 - 446) / 446] x 100
Subtract the new number by the original number
86 - 446 = -360
-360 ÷ 446 = -0.8071748878923767
-0.8071748878923767 x 100 = -80.72%