-34.58% is the change from 480 to 314
Calculation steps:
[( 314 - 480 ) ÷ 480] x 100 = -34.58%
Formula
Percentage change = [(314 - 480) / 480] x 100
Subtract the new number by the original number
314 - 480 = -166
-166 ÷ 480 = -0.3458333333333333
-0.3458333333333333 x 100 = -34.58%