-57.75% is the change from 677 to 286
Calculation steps:
[( 286 - 677 ) ÷ 677] x 100 = -57.75%
Formula
Percentage change = [(286 - 677) / 677] x 100
Subtract the new number by the original number
286 - 677 = -391
-391 ÷ 677 = -0.5775480059084195
-0.5775480059084195 x 100 = -57.75%