-27.15% is the change from 663 to 483
Calculation steps:
[( 483 - 663 ) ÷ 663] x 100 = -27.15%
Formula
Percentage change = [(483 - 663) / 663] x 100
Subtract the new number by the original number
483 - 663 = -180
-180 ÷ 663 = -0.27149321266968324
-0.27149321266968324 x 100 = -27.15%