-99.34% is the change from 304 to 2
Calculation steps:
[( 2 - 304 ) ÷ 304] x 100 = -99.34%
Formula
Percentage change = [(2 - 304) / 304] x 100
Subtract the new number by the original number
2 - 304 = -302
-302 ÷ 304 = -0.993421052631579
-0.993421052631579 x 100 = -99.34%