-48.07% is the change from 957 to 497
Calculation steps:
[( 497 - 957 ) ÷ 957] x 100 = -48.07%
Formula
Percentage change = [(497 - 957) / 957] x 100
Subtract the new number by the original number
497 - 957 = -460
-460 ÷ 957 = -0.48066875653082547
-0.48066875653082547 x 100 = -48.07%