9.94% is the change from 473 to 520
Calculation steps:
[( 520 - 473 ) ÷ 473] x 100 = 9.94%
Formula
Percentage change = [(520 - 473) / 473] x 100
Subtract the new number by the original number
520 - 473 = 47
47 ÷ 473 = 0.09936575052854123
0.09936575052854123 x 100 = 9.94%