-98.69% is the change from 457 to 6
Calculation steps:
[( 6 - 457 ) ÷ 457] x 100 = -98.69%
Formula
Percentage change = [(6 - 457) / 457] x 100
Subtract the new number by the original number
6 - 457 = -451
-451 ÷ 457 = -0.986870897155361
-0.986870897155361 x 100 = -98.69%