-0.31% is the change from 964 to 961
Calculation steps:
[( 961 - 964 ) ÷ 964] x 100 = -0.31%
Formula
Percentage change = [(961 - 964) / 964] x 100
Subtract the new number by the original number
961 - 964 = -3
-3 ÷ 964 = -0.0031120331950207467
-0.0031120331950207467 x 100 = -0.31%