-99.4% is the change from 333 to 2
Calculation steps:
[( 2 - 333 ) ÷ 333] x 100 = -99.4%
Formula
Percentage change = [(2 - 333) / 333] x 100
Subtract the new number by the original number
2 - 333 = -331
-331 ÷ 333 = -0.993993993993994
-0.993993993993994 x 100 = -99.4%