-2.5% is the change from 559 to 545
Calculation steps:
[( 545 - 559 ) ÷ 559] x 100 = -2.5%
Formula
Percentage change = [(545 - 559) / 559] x 100
Subtract the new number by the original number
545 - 559 = -14
-14 ÷ 559 = -0.025044722719141325
-0.025044722719141325 x 100 = -2.5%