-2.85% is the change from 491 to 477
Calculation steps:
[( 477 - 491 ) ÷ 491] x 100 = -2.85%
Formula
Percentage change = [(477 - 491) / 491] x 100
Subtract the new number by the original number
477 - 491 = -14
-14 ÷ 491 = -0.028513238289205704
-0.028513238289205704 x 100 = -2.85%