-51.29% is the change from 583 to 284
Calculation steps:
[( 284 - 583 ) ÷ 583] x 100 = -51.29%
Formula
Percentage change = [(284 - 583) / 583] x 100
Subtract the new number by the original number
284 - 583 = -299
-299 ÷ 583 = -0.5128644939965694
-0.5128644939965694 x 100 = -51.29%