-68.47% is the change from 314 to 99
Calculation steps:
[( 99 - 314 ) ÷ 314] x 100 = -68.47%
Formula
Percentage change = [(99 - 314) / 314] x 100
Subtract the new number by the original number
99 - 314 = -215
-215 ÷ 314 = -0.6847133757961783
-0.6847133757961783 x 100 = -68.47%