-77.39% is the change from 544 to 123
Calculation steps:
[( 123 - 544 ) ÷ 544] x 100 = -77.39%
Formula
Percentage change = [(123 - 544) / 544] x 100
Subtract the new number by the original number
123 - 544 = -421
-421 ÷ 544 = -0.7738970588235294
-0.7738970588235294 x 100 = -77.39%