-55.1% is the change from 559 to 251
Calculation steps:
[( 251 - 559 ) ÷ 559] x 100 = -55.1%
Formula
Percentage change = [(251 - 559) / 559] x 100
Subtract the new number by the original number
251 - 559 = -308
-308 ÷ 559 = -0.5509838998211091
-0.5509838998211091 x 100 = -55.1%