-99.06% is the change from 319 to 3
Calculation steps:
[( 3 - 319 ) ÷ 319] x 100 = -99.06%
Formula
Percentage change = [(3 - 319) / 319] x 100
Subtract the new number by the original number
3 - 319 = -316
-316 ÷ 319 = -0.9905956112852664
-0.9905956112852664 x 100 = -99.06%