-47.86% is the change from 957 to 499
Calculation steps:
[( 499 - 957 ) ÷ 957] x 100 = -47.86%
Formula
Percentage change = [(499 - 957) / 957] x 100
Subtract the new number by the original number
499 - 957 = -458
-458 ÷ 957 = -0.4785788923719958
-0.4785788923719958 x 100 = -47.86%