-1.35% is the change from 963 to 950
Calculation steps:
[( 950 - 963 ) ÷ 963] x 100 = -1.35%
Formula
Percentage change = [(950 - 963) / 963] x 100
Subtract the new number by the original number
950 - 963 = -13
-13 ÷ 963 = -0.013499480789200415
-0.013499480789200415 x 100 = -1.35%