-7.16% is the change from 335 to 311
Calculation steps:
[( 311 - 335 ) ÷ 335] x 100 = -7.16%
Formula
Percentage change = [(311 - 335) / 335] x 100
Subtract the new number by the original number
311 - 335 = -24
-24 ÷ 335 = -0.07164179104477612
-0.07164179104477612 x 100 = -7.16%