-35.12% is the change from 968 to 628
Calculation steps:
[( 628 - 968 ) ÷ 968] x 100 = -35.12%
Formula
Percentage change = [(628 - 968) / 968] x 100
Subtract the new number by the original number
628 - 968 = -340
-340 ÷ 968 = -0.3512396694214876
-0.3512396694214876 x 100 = -35.12%