-97.42% is the change from 466 to 12
Calculation steps:
[( 12 - 466 ) ÷ 466] x 100 = -97.42%
Formula
Percentage change = [(12 - 466) / 466] x 100
Subtract the new number by the original number
12 - 466 = -454
-454 ÷ 466 = -0.9742489270386266
-0.9742489270386266 x 100 = -97.42%