-65.71% is the change from 315 to 108
Calculation steps:
[( 108 - 315 ) ÷ 315] x 100 = -65.71%
Formula
Percentage change = [(108 - 315) / 315] x 100
Subtract the new number by the original number
108 - 315 = -207
-207 ÷ 315 = -0.6571428571428571
-0.6571428571428571 x 100 = -65.71%