-18.01% is the change from 522 to 428
Calculation steps:
[( 428 - 522 ) ÷ 522] x 100 = -18.01%
Formula
Percentage change = [(428 - 522) / 522] x 100
Subtract the new number by the original number
428 - 522 = -94
-94 ÷ 522 = -0.18007662835249041
-0.18007662835249041 x 100 = -18.01%