-9.08% is the change from 914 to 831
Calculation steps:
[( 831 - 914 ) ÷ 914] x 100 = -9.08%
Formula
Percentage change = [(831 - 914) / 914] x 100
Subtract the new number by the original number
831 - 914 = -83
-83 ÷ 914 = -0.09080962800875274
-0.09080962800875274 x 100 = -9.08%