-97.38% is the change from 344 to 9
Calculation steps:
[( 9 - 344 ) ÷ 344] x 100 = -97.38%
Formula
Percentage change = [(9 - 344) / 344] x 100
Subtract the new number by the original number
9 - 344 = -335
-335 ÷ 344 = -0.9738372093023255
-0.9738372093023255 x 100 = -97.38%