-16.08% is the change from 479 to 402
Calculation steps:
[( 402 - 479 ) ÷ 479] x 100 = -16.08%
Formula
Percentage change = [(402 - 479) / 479] x 100
Subtract the new number by the original number
402 - 479 = -77
-77 ÷ 479 = -0.16075156576200417
-0.16075156576200417 x 100 = -16.08%