-29.85% is the change from 479 to 336
Calculation steps:
[( 336 - 479 ) ÷ 479] x 100 = -29.85%
Formula
Percentage change = [(336 - 479) / 479] x 100
Subtract the new number by the original number
336 - 479 = -143
-143 ÷ 479 = -0.2985386221294363
-0.2985386221294363 x 100 = -29.85%