-0.42% is the change from 477 to 475
Calculation steps:
[( 475 - 477 ) ÷ 477] x 100 = -0.42%
Formula
Percentage change = [(475 - 477) / 477] x 100
Subtract the new number by the original number
475 - 477 = -2
-2 ÷ 477 = -0.0041928721174004195
-0.0041928721174004195 x 100 = -0.42%