-2.31% is the change from 953 to 931
Calculation steps:
[( 931 - 953 ) ÷ 953] x 100 = -2.31%
Formula
Percentage change = [(931 - 953) / 953] x 100
Subtract the new number by the original number
931 - 953 = -22
-22 ÷ 953 = -0.023084994753410283
-0.023084994753410283 x 100 = -2.31%