-94.24% is the change from 486 to 28
Calculation steps:
[( 28 - 486 ) ÷ 486] x 100 = -94.24%
Formula
Percentage change = [(28 - 486) / 486] x 100
Subtract the new number by the original number
28 - 486 = -458
-458 ÷ 486 = -0.9423868312757202
-0.9423868312757202 x 100 = -94.24%