-97.67% is the change from 344 to 8
Calculation steps:
[( 8 - 344 ) ÷ 344] x 100 = -97.67%
Formula
Percentage change = [(8 - 344) / 344] x 100
Subtract the new number by the original number
8 - 344 = -336
-336 ÷ 344 = -0.9767441860465116
-0.9767441860465116 x 100 = -97.67%