-96.73% is the change from 459 to 15
Calculation steps:
[( 15 - 459 ) ÷ 459] x 100 = -96.73%
Formula
Percentage change = [(15 - 459) / 459] x 100
Subtract the new number by the original number
15 - 459 = -444
-444 ÷ 459 = -0.9673202614379085
-0.9673202614379085 x 100 = -96.73%