-1.55% is the change from 965 to 950
Calculation steps:
[( 950 - 965 ) ÷ 965] x 100 = -1.55%
Formula
Percentage change = [(950 - 965) / 965] x 100
Subtract the new number by the original number
950 - 965 = -15
-15 ÷ 965 = -0.015544041450777202
-0.015544041450777202 x 100 = -1.55%