-86.84% is the change from 418 to 55
Calculation steps:
[( 55 - 418 ) ÷ 418] x 100 = -86.84%
Formula
Percentage change = [(55 - 418) / 418] x 100
Subtract the new number by the original number
55 - 418 = -363
-363 ÷ 418 = -0.868421052631579
-0.868421052631579 x 100 = -86.84%