-10.2% is the change from 814 to 731
Calculation steps:
[( 731 - 814 ) ÷ 814] x 100 = -10.2%
Formula
Percentage change = [(731 - 814) / 814] x 100
Subtract the new number by the original number
731 - 814 = -83
-83 ÷ 814 = -0.10196560196560196
-0.10196560196560196 x 100 = -10.2%