-21.07% is the change from 541 to 427
Calculation steps:
[( 427 - 541 ) ÷ 541] x 100 = -21.07%
Formula
Percentage change = [(427 - 541) / 541] x 100
Subtract the new number by the original number
427 - 541 = -114
-114 ÷ 541 = -0.21072088724584104
-0.21072088724584104 x 100 = -21.07%