-9.27% is the change from 831 to 754
Calculation steps:
[( 754 - 831 ) ÷ 831] x 100 = -9.27%
Formula
Percentage change = [(754 - 831) / 831] x 100
Subtract the new number by the original number
754 - 831 = -77
-77 ÷ 831 = -0.09265944645006016
-0.09265944645006016 x 100 = -9.27%