-28.31% is the change from 544 to 390
Calculation steps:
[( 390 - 544 ) ÷ 544] x 100 = -28.31%
Formula
Percentage change = [(390 - 544) / 544] x 100
Subtract the new number by the original number
390 - 544 = -154
-154 ÷ 544 = -0.28308823529411764
-0.28308823529411764 x 100 = -28.31%