-29.61% is the change from 976 to 687
Calculation steps:
[( 687 - 976 ) ÷ 976] x 100 = -29.61%
Formula
Percentage change = [(687 - 976) / 976] x 100
Subtract the new number by the original number
687 - 976 = -289
-289 ÷ 976 = -0.29610655737704916
-0.29610655737704916 x 100 = -29.61%