-97.4% is the change from 346 to 9
Calculation steps:
[( 9 - 346 ) ÷ 346] x 100 = -97.4%
Formula
Percentage change = [(9 - 346) / 346] x 100
Subtract the new number by the original number
9 - 346 = -337
-337 ÷ 346 = -0.9739884393063584
-0.9739884393063584 x 100 = -97.4%