-96.19% is the change from 657 to 25
Calculation steps:
[( 25 - 657 ) ÷ 657] x 100 = -96.19%
Formula
Percentage change = [(25 - 657) / 657] x 100
Subtract the new number by the original number
25 - 657 = -632
-632 ÷ 657 = -0.9619482496194824
-0.9619482496194824 x 100 = -96.19%