-29.09% is the change from 966 to 685
Calculation steps:
[( 685 - 966 ) ÷ 966] x 100 = -29.09%
Formula
Percentage change = [(685 - 966) / 966] x 100
Subtract the new number by the original number
685 - 966 = -281
-281 ÷ 966 = -0.2908902691511387
-0.2908902691511387 x 100 = -29.09%