-56.99% is the change from 286 to 123
Calculation steps:
[( 123 - 286 ) ÷ 286] x 100 = -56.99%
Formula
Percentage change = [(123 - 286) / 286] x 100
Subtract the new number by the original number
123 - 286 = -163
-163 ÷ 286 = -0.5699300699300699
-0.5699300699300699 x 100 = -56.99%