-47.62% is the change from 525 to 275
Calculation steps:
[( 275 - 525 ) ÷ 525] x 100 = -47.62%
Formula
Percentage change = [(275 - 525) / 525] x 100
Subtract the new number by the original number
275 - 525 = -250
-250 ÷ 525 = -0.47619047619047616
-0.47619047619047616 x 100 = -47.62%