-95.22% is the change from 314 to 15
Calculation steps:
[( 15 - 314 ) ÷ 314] x 100 = -95.22%
Formula
Percentage change = [(15 - 314) / 314] x 100
Subtract the new number by the original number
15 - 314 = -299
-299 ÷ 314 = -0.9522292993630573
-0.9522292993630573 x 100 = -95.22%