7.11% is the change from 478 to 512
Calculation steps:
[( 512 - 478 ) ÷ 478] x 100 = 7.11%
Formula
Percentage change = [(512 - 478) / 478] x 100
Subtract the new number by the original number
512 - 478 = 34
34 ÷ 478 = 0.07112970711297072
0.07112970711297072 x 100 = 7.11%