-31.37% is the change from 969 to 665
Calculation steps:
[( 665 - 969 ) ÷ 969] x 100 = -31.37%
Formula
Percentage change = [(665 - 969) / 969] x 100
Subtract the new number by the original number
665 - 969 = -304
-304 ÷ 969 = -0.3137254901960784
-0.3137254901960784 x 100 = -31.37%