-96.6% is the change from 353 to 12
Calculation steps:
[( 12 - 353 ) ÷ 353] x 100 = -96.6%
Formula
Percentage change = [(12 - 353) / 353] x 100
Subtract the new number by the original number
12 - 353 = -341
-341 ÷ 353 = -0.9660056657223796
-0.9660056657223796 x 100 = -96.6%