-32.86% is the change from 843 to 566
Calculation steps:
[( 566 - 843 ) ÷ 843] x 100 = -32.86%
Formula
Percentage change = [(566 - 843) / 843] x 100
Subtract the new number by the original number
566 - 843 = -277
-277 ÷ 843 = -0.32858837485172004
-0.32858837485172004 x 100 = -32.86%