-48.2% is the change from 529 to 274
Calculation steps:
[( 274 - 529 ) ÷ 529] x 100 = -48.2%
Formula
Percentage change = [(274 - 529) / 529] x 100
Subtract the new number by the original number
274 - 529 = -255
-255 ÷ 529 = -0.4820415879017013
-0.4820415879017013 x 100 = -48.2%