-3.44% is the change from 494 to 477
Calculation steps:
[( 477 - 494 ) ÷ 494] x 100 = -3.44%
Formula
Percentage change = [(477 - 494) / 494] x 100
Subtract the new number by the original number
477 - 494 = -17
-17 ÷ 494 = -0.03441295546558704
-0.03441295546558704 x 100 = -3.44%