-98.54% is the change from 274 to 4
Calculation steps:
[( 4 - 274 ) ÷ 274] x 100 = -98.54%
Formula
Percentage change = [(4 - 274) / 274] x 100
Subtract the new number by the original number
4 - 274 = -270
-270 ÷ 274 = -0.9854014598540146
-0.9854014598540146 x 100 = -98.54%