-42.6% is the change from 561 to 322
Calculation steps:
[( 322 - 561 ) ÷ 561] x 100 = -42.6%
Formula
Percentage change = [(322 - 561) / 561] x 100
Subtract the new number by the original number
322 - 561 = -239
-239 ÷ 561 = -0.42602495543672014
-0.42602495543672014 x 100 = -42.6%