-28.38% is the change from 807 to 578
Calculation steps:
[( 578 - 807 ) ÷ 807] x 100 = -28.38%
Formula
Percentage change = [(578 - 807) / 807] x 100
Subtract the new number by the original number
578 - 807 = -229
-229 ÷ 807 = -0.28376703841387857
-0.28376703841387857 x 100 = -28.38%