-79.83% is the change from 957 to 193
Calculation steps:
[( 193 - 957 ) ÷ 957] x 100 = -79.83%
Formula
Percentage change = [(193 - 957) / 957] x 100
Subtract the new number by the original number
193 - 957 = -764
-764 ÷ 957 = -0.7983281086729362
-0.7983281086729362 x 100 = -79.83%