-47.26% is the change from 529 to 279
Calculation steps:
[( 279 - 529 ) ÷ 529] x 100 = -47.26%
Formula
Percentage change = [(279 - 529) / 529] x 100
Subtract the new number by the original number
279 - 529 = -250
-250 ÷ 529 = -0.4725897920604915
-0.4725897920604915 x 100 = -47.26%