-98.32% is the change from 238 to 4
Calculation steps:
[( 4 - 238 ) ÷ 238] x 100 = -98.32%
Formula
Percentage change = [(4 - 238) / 238] x 100
Subtract the new number by the original number
4 - 238 = -234
-234 ÷ 238 = -0.9831932773109243
-0.9831932773109243 x 100 = -98.32%