-28.82% is the change from 687 to 489
Calculation steps:
[( 489 - 687 ) ÷ 687] x 100 = -28.82%
Formula
Percentage change = [(489 - 687) / 687] x 100
Subtract the new number by the original number
489 - 687 = -198
-198 ÷ 687 = -0.28820960698689957
-0.28820960698689957 x 100 = -28.82%