-29.68% is the change from 957 to 673
Calculation steps:
[( 673 - 957 ) ÷ 957] x 100 = -29.68%
Formula
Percentage change = [(673 - 957) / 957] x 100
Subtract the new number by the original number
673 - 957 = -284
-284 ÷ 957 = -0.296760710553814
-0.296760710553814 x 100 = -29.68%