-34.26% is the change from 861 to 566
Calculation steps:
[( 566 - 861 ) ÷ 861] x 100 = -34.26%
Formula
Percentage change = [(566 - 861) / 861] x 100
Subtract the new number by the original number
566 - 861 = -295
-295 ÷ 861 = -0.3426248548199768
-0.3426248548199768 x 100 = -34.26%