-96.56% is the change from 349 to 12
Calculation steps:
[( 12 - 349 ) ÷ 349] x 100 = -96.56%
Formula
Percentage change = [(12 - 349) / 349] x 100
Subtract the new number by the original number
12 - 349 = -337
-337 ÷ 349 = -0.9656160458452722
-0.9656160458452722 x 100 = -96.56%