-81.3% is the change from 460 to 86
Calculation steps:
[( 86 - 460 ) ÷ 460] x 100 = -81.3%
Formula
Percentage change = [(86 - 460) / 460] x 100
Subtract the new number by the original number
86 - 460 = -374
-374 ÷ 460 = -0.8130434782608695
-0.8130434782608695 x 100 = -81.3%