-7.03% is the change from 512 to 476
Calculation steps:
[( 476 - 512 ) ÷ 512] x 100 = -7.03%
Formula
Percentage change = [(476 - 512) / 512] x 100
Subtract the new number by the original number
476 - 512 = -36
-36 ÷ 512 = -0.0703125
-0.0703125 x 100 = -7.03%