-98.55% is the change from 275 to 4
Calculation steps:
[( 4 - 275 ) ÷ 275] x 100 = -98.55%
Formula
Percentage change = [(4 - 275) / 275] x 100
Subtract the new number by the original number
4 - 275 = -271
-271 ÷ 275 = -0.9854545454545455
-0.9854545454545455 x 100 = -98.55%