-9% is the change from 522 to 475
Calculation steps:
[( 475 - 522 ) ÷ 522] x 100 = -9%
Formula
Percentage change = [(475 - 522) / 522] x 100
Subtract the new number by the original number
475 - 522 = -47
-47 ÷ 522 = -0.09003831417624521
-0.09003831417624521 x 100 = -9%