-28.62% is the change from 559 to 399
Calculation steps:
[( 399 - 559 ) ÷ 559] x 100 = -28.62%
Formula
Percentage change = [(399 - 559) / 559] x 100
Subtract the new number by the original number
399 - 559 = -160
-160 ÷ 559 = -0.28622540250447226
-0.28622540250447226 x 100 = -28.62%