-43.14% is the change from 561 to 319
Calculation steps:
[( 319 - 561 ) ÷ 561] x 100 = -43.14%
Formula
Percentage change = [(319 - 561) / 561] x 100
Subtract the new number by the original number
319 - 561 = -242
-242 ÷ 561 = -0.43137254901960786
-0.43137254901960786 x 100 = -43.14%