-74.02% is the change from 662 to 172
Calculation steps:
[( 172 - 662 ) ÷ 662] x 100 = -74.02%
Formula
Percentage change = [(172 - 662) / 662] x 100
Subtract the new number by the original number
172 - 662 = -490
-490 ÷ 662 = -0.7401812688821753
-0.7401812688821753 x 100 = -74.02%