-26.77% is the change from 807 to 591
Calculation steps:
[( 591 - 807 ) ÷ 807] x 100 = -26.77%
Formula
Percentage change = [(591 - 807) / 807] x 100
Subtract the new number by the original number
591 - 807 = -216
-216 ÷ 807 = -0.26765799256505574
-0.26765799256505574 x 100 = -26.77%