-80.23% is the change from 344 to 68
Calculation steps:
[( 68 - 344 ) ÷ 344] x 100 = -80.23%
Formula
Percentage change = [(68 - 344) / 344] x 100
Subtract the new number by the original number
68 - 344 = -276
-276 ÷ 344 = -0.8023255813953488
-0.8023255813953488 x 100 = -80.23%