-98.81% is the change from 336 to 4
Calculation steps:
[( 4 - 336 ) ÷ 336] x 100 = -98.81%
Formula
Percentage change = [(4 - 336) / 336] x 100
Subtract the new number by the original number
4 - 336 = -332
-332 ÷ 336 = -0.9880952380952381
-0.9880952380952381 x 100 = -98.81%