-12.82% is the change from 663 to 578
Calculation steps:
[( 578 - 663 ) ÷ 663] x 100 = -12.82%
Formula
Percentage change = [(578 - 663) / 663] x 100
Subtract the new number by the original number
578 - 663 = -85
-85 ÷ 663 = -0.1282051282051282
-0.1282051282051282 x 100 = -12.82%