-20.06% is the change from 344 to 275
Calculation steps:
[( 275 - 344 ) ÷ 344] x 100 = -20.06%
Formula
Percentage change = [(275 - 344) / 344] x 100
Subtract the new number by the original number
275 - 344 = -69
-69 ÷ 344 = -0.2005813953488372
-0.2005813953488372 x 100 = -20.06%