-3.32% is the change from 963 to 931
Calculation steps:
[( 931 - 963 ) ÷ 963] x 100 = -3.32%
Formula
Percentage change = [(931 - 963) / 963] x 100
Subtract the new number by the original number
931 - 963 = -32
-32 ÷ 963 = -0.033229491173416406
-0.033229491173416406 x 100 = -3.32%