-96.41% is the change from 334 to 12
Calculation steps:
[( 12 - 334 ) ÷ 334] x 100 = -96.41%
Formula
Percentage change = [(12 - 334) / 334] x 100
Subtract the new number by the original number
12 - 334 = -322
-322 ÷ 334 = -0.9640718562874252
-0.9640718562874252 x 100 = -96.41%