-65.41% is the change from 957 to 331
Calculation steps:
[( 331 - 957 ) ÷ 957] x 100 = -65.41%
Formula
Percentage change = [(331 - 957) / 957] x 100
Subtract the new number by the original number
331 - 957 = -626
-626 ÷ 957 = -0.6541274817136886
-0.6541274817136886 x 100 = -65.41%