-96.13% is the change from 284 to 11
Calculation steps:
[( 11 - 284 ) ÷ 284] x 100 = -96.13%
Formula
Percentage change = [(11 - 284) / 284] x 100
Subtract the new number by the original number
11 - 284 = -273
-273 ÷ 284 = -0.9612676056338029
-0.9612676056338029 x 100 = -96.13%