-90.61% is the change from 522 to 49
Calculation steps:
[( 49 - 522 ) ÷ 522] x 100 = -90.61%
Formula
Percentage change = [(49 - 522) / 522] x 100
Subtract the new number by the original number
49 - 522 = -473
-473 ÷ 522 = -0.9061302681992337
-0.9061302681992337 x 100 = -90.61%