-58.35% is the change from 665 to 277
Calculation steps:
[( 277 - 665 ) ÷ 665] x 100 = -58.35%
Formula
Percentage change = [(277 - 665) / 665] x 100
Subtract the new number by the original number
277 - 665 = -388
-388 ÷ 665 = -0.5834586466165413
-0.5834586466165413 x 100 = -58.35%