-52.32% is the change from 581 to 277
Calculation steps:
[( 277 - 581 ) ÷ 581] x 100 = -52.32%
Formula
Percentage change = [(277 - 581) / 581] x 100
Subtract the new number by the original number
277 - 581 = -304
-304 ÷ 581 = -0.5232358003442341
-0.5232358003442341 x 100 = -52.32%