-29.03% is the change from 968 to 687
Calculation steps:
[( 687 - 968 ) ÷ 968] x 100 = -29.03%
Formula
Percentage change = [(687 - 968) / 968] x 100
Subtract the new number by the original number
687 - 968 = -281
-281 ÷ 968 = -0.2902892561983471
-0.2902892561983471 x 100 = -29.03%