-77.03% is the change from 344 to 79
Calculation steps:
[( 79 - 344 ) ÷ 344] x 100 = -77.03%
Formula
Percentage change = [(79 - 344) / 344] x 100
Subtract the new number by the original number
79 - 344 = -265
-265 ÷ 344 = -0.7703488372093024
-0.7703488372093024 x 100 = -77.03%