-7.81% is the change from 320 to 295
Calculation steps:
[( 295 - 320 ) ÷ 320] x 100 = -7.81%
Formula
Percentage change = [(295 - 320) / 320] x 100
Subtract the new number by the original number
295 - 320 = -25
-25 ÷ 320 = -0.078125
-0.078125 x 100 = -7.81%