-89.14% is the change from 663 to 72
Calculation steps:
[( 72 - 663 ) ÷ 663] x 100 = -89.14%
Formula
Percentage change = [(72 - 663) / 663] x 100
Subtract the new number by the original number
72 - 663 = -591
-591 ÷ 663 = -0.8914027149321267
-0.8914027149321267 x 100 = -89.14%