-15.36% is the change from 957 to 810
Calculation steps:
[( 810 - 957 ) ÷ 957] x 100 = -15.36%
Formula
Percentage change = [(810 - 957) / 957] x 100
Subtract the new number by the original number
810 - 957 = -147
-147 ÷ 957 = -0.1536050156739812
-0.1536050156739812 x 100 = -15.36%