-57.61% is the change from 677 to 287
Calculation steps:
[( 287 - 677 ) ÷ 677] x 100 = -57.61%
Formula
Percentage change = [(287 - 677) / 677] x 100
Subtract the new number by the original number
287 - 677 = -390
-390 ÷ 677 = -0.5760709010339734
-0.5760709010339734 x 100 = -57.61%