-98.81% is the change from 337 to 4
Calculation steps:
[( 4 - 337 ) ÷ 337] x 100 = -98.81%
Formula
Percentage change = [(4 - 337) / 337] x 100
Subtract the new number by the original number
4 - 337 = -333
-333 ÷ 337 = -0.9881305637982196
-0.9881305637982196 x 100 = -98.81%