-96.1% is the change from 461 to 18
Calculation steps:
[( 18 - 461 ) ÷ 461] x 100 = -96.1%
Formula
Percentage change = [(18 - 461) / 461] x 100
Subtract the new number by the original number
18 - 461 = -443
-443 ÷ 461 = -0.9609544468546638
-0.9609544468546638 x 100 = -96.1%