-89.12% is the change from 662 to 72
Calculation steps:
[( 72 - 662 ) ÷ 662] x 100 = -89.12%
Formula
Percentage change = [(72 - 662) / 662] x 100
Subtract the new number by the original number
72 - 662 = -590
-590 ÷ 662 = -0.8912386706948641
-0.8912386706948641 x 100 = -89.12%