-58.82% is the change from 663 to 273
Calculation steps:
[( 273 - 663 ) ÷ 663] x 100 = -58.82%
Formula
Percentage change = [(273 - 663) / 663] x 100
Subtract the new number by the original number
273 - 663 = -390
-390 ÷ 663 = -0.5882352941176471
-0.5882352941176471 x 100 = -58.82%