-81.47% is the change from 464 to 86
Calculation steps:
[( 86 - 464 ) ÷ 464] x 100 = -81.47%
Formula
Percentage change = [(86 - 464) / 464] x 100
Subtract the new number by the original number
86 - 464 = -378
-378 ÷ 464 = -0.8146551724137931
-0.8146551724137931 x 100 = -81.47%