-34.48% is the change from 963 to 631
Calculation steps:
[( 631 - 963 ) ÷ 963] x 100 = -34.48%
Formula
Percentage change = [(631 - 963) / 963] x 100
Subtract the new number by the original number
631 - 963 = -332
-332 ÷ 963 = -0.34475597092419524
-0.34475597092419524 x 100 = -34.48%