-97.42% is the change from 465 to 12
Calculation steps:
[( 12 - 465 ) ÷ 465] x 100 = -97.42%
Formula
Percentage change = [(12 - 465) / 465] x 100
Subtract the new number by the original number
12 - 465 = -453
-453 ÷ 465 = -0.9741935483870968
-0.9741935483870968 x 100 = -97.42%