-31.89% is the change from 856 to 583
Calculation steps:
[( 583 - 856 ) ÷ 856] x 100 = -31.89%
Formula
Percentage change = [(583 - 856) / 856] x 100
Subtract the new number by the original number
583 - 856 = -273
-273 ÷ 856 = -0.3189252336448598
-0.3189252336448598 x 100 = -31.89%