-81.43% is the change from 463 to 86
Calculation steps:
[( 86 - 463 ) ÷ 463] x 100 = -81.43%
Formula
Percentage change = [(86 - 463) / 463] x 100
Subtract the new number by the original number
86 - 463 = -377
-377 ÷ 463 = -0.8142548596112311
-0.8142548596112311 x 100 = -81.43%