-98.89% is the change from 451 to 5
Calculation steps:
[( 5 - 451 ) ÷ 451] x 100 = -98.89%
Formula
Percentage change = [(5 - 451) / 451] x 100
Subtract the new number by the original number
5 - 451 = -446
-446 ÷ 451 = -0.9889135254988913
-0.9889135254988913 x 100 = -98.89%