-80.28% is the change from 284 to 56
Calculation steps:
[( 56 - 284 ) ÷ 284] x 100 = -80.28%
Formula
Percentage change = [(56 - 284) / 284] x 100
Subtract the new number by the original number
56 - 284 = -228
-228 ÷ 284 = -0.8028169014084507
-0.8028169014084507 x 100 = -80.28%