-57.58% is the change from 957 to 406
Calculation steps:
[( 406 - 957 ) ÷ 957] x 100 = -57.58%
Formula
Percentage change = [(406 - 957) / 957] x 100
Subtract the new number by the original number
406 - 957 = -551
-551 ÷ 957 = -0.5757575757575758
-0.5757575757575758 x 100 = -57.58%