-95.42% is the change from 306 to 14
Calculation steps:
[( 14 - 306 ) ÷ 306] x 100 = -95.42%
Formula
Percentage change = [(14 - 306) / 306] x 100
Subtract the new number by the original number
14 - 306 = -292
-292 ÷ 306 = -0.954248366013072
-0.954248366013072 x 100 = -95.42%