-97.07% is the change from 957 to 28
Calculation steps:
[( 28 - 957 ) ÷ 957] x 100 = -97.07%
Formula
Percentage change = [(28 - 957) / 957] x 100
Subtract the new number by the original number
28 - 957 = -929
-929 ÷ 957 = -0.9707419017763845
-0.9707419017763845 x 100 = -97.07%