-18.6% is the change from 559 to 455
Calculation steps:
[( 455 - 559 ) ÷ 559] x 100 = -18.6%
Formula
Percentage change = [(455 - 559) / 559] x 100
Subtract the new number by the original number
455 - 559 = -104
-104 ÷ 559 = -0.18604651162790697
-0.18604651162790697 x 100 = -18.6%