-57.79% is the change from 687 to 290
Calculation steps:
[( 290 - 687 ) ÷ 687] x 100 = -57.79%
Formula
Percentage change = [(290 - 687) / 687] x 100
Subtract the new number by the original number
290 - 687 = -397
-397 ÷ 687 = -0.5778748180494906
-0.5778748180494906 x 100 = -57.79%