-51.3% is the change from 577 to 281
Calculation steps:
[( 281 - 577 ) ÷ 577] x 100 = -51.3%
Formula
Percentage change = [(281 - 577) / 577] x 100
Subtract the new number by the original number
281 - 577 = -296
-296 ÷ 577 = -0.512998266897747
-0.512998266897747 x 100 = -51.3%