-42.51% is the change from 541 to 311
Calculation steps:
[( 311 - 541 ) ÷ 541] x 100 = -42.51%
Formula
Percentage change = [(311 - 541) / 541] x 100
Subtract the new number by the original number
311 - 541 = -230
-230 ÷ 541 = -0.42513863216266173
-0.42513863216266173 x 100 = -42.51%