-35.28% is the change from 479 to 310
Calculation steps:
[( 310 - 479 ) ÷ 479] x 100 = -35.28%
Formula
Percentage change = [(310 - 479) / 479] x 100
Subtract the new number by the original number
310 - 479 = -169
-169 ÷ 479 = -0.35281837160751567
-0.35281837160751567 x 100 = -35.28%