-10.11% is the change from 475 to 427
Calculation steps:
[( 427 - 475 ) ÷ 475] x 100 = -10.11%
Formula
Percentage change = [(427 - 475) / 475] x 100
Subtract the new number by the original number
427 - 475 = -48
-48 ÷ 475 = -0.10105263157894737
-0.10105263157894737 x 100 = -10.11%