-21.26% is the change from 334 to 263
Calculation steps:
[( 263 - 334 ) ÷ 334] x 100 = -21.26%
Formula
Percentage change = [(263 - 334) / 334] x 100
Subtract the new number by the original number
263 - 334 = -71
-71 ÷ 334 = -0.2125748502994012
-0.2125748502994012 x 100 = -21.26%