-80.99% is the change from 284 to 54
Calculation steps:
[( 54 - 284 ) ÷ 284] x 100 = -80.99%
Formula
Percentage change = [(54 - 284) / 284] x 100
Subtract the new number by the original number
54 - 284 = -230
-230 ÷ 284 = -0.8098591549295775
-0.8098591549295775 x 100 = -80.99%