-37.08% is the change from 480 to 302
Calculation steps:
[( 302 - 480 ) ÷ 480] x 100 = -37.08%
Formula
Percentage change = [(302 - 480) / 480] x 100
Subtract the new number by the original number
302 - 480 = -178
-178 ÷ 480 = -0.37083333333333335
-0.37083333333333335 x 100 = -37.08%