-90.74% is the change from 529 to 49
Calculation steps:
[( 49 - 529 ) ÷ 529] x 100 = -90.74%
Formula
Percentage change = [(49 - 529) / 529] x 100
Subtract the new number by the original number
49 - 529 = -480
-480 ÷ 529 = -0.9073724007561437
-0.9073724007561437 x 100 = -90.74%