-98.22% is the change from 957 to 17
Calculation steps:
[( 17 - 957 ) ÷ 957] x 100 = -98.22%
Formula
Percentage change = [(17 - 957) / 957] x 100
Subtract the new number by the original number
17 - 957 = -940
-940 ÷ 957 = -0.9822361546499477
-0.9822361546499477 x 100 = -98.22%