-98.9% is the change from 456 to 5
Calculation steps:
[( 5 - 456 ) ÷ 456] x 100 = -98.9%
Formula
Percentage change = [(5 - 456) / 456] x 100
Subtract the new number by the original number
5 - 456 = -451
-451 ÷ 456 = -0.9890350877192983
-0.9890350877192983 x 100 = -98.9%