-15.99% is the change from 957 to 804
Calculation steps:
[( 804 - 957 ) ÷ 957] x 100 = -15.99%
Formula
Percentage change = [(804 - 957) / 957] x 100
Subtract the new number by the original number
804 - 957 = -153
-153 ÷ 957 = -0.15987460815047022
-0.15987460815047022 x 100 = -15.99%