-23.55% is the change from 344 to 263
Calculation steps:
[( 263 - 344 ) ÷ 344] x 100 = -23.55%
Formula
Percentage change = [(263 - 344) / 344] x 100
Subtract the new number by the original number
263 - 344 = -81
-81 ÷ 344 = -0.23546511627906977
-0.23546511627906977 x 100 = -23.55%