-46.87% is the change from 527 to 280
Calculation steps:
[( 280 - 527 ) ÷ 527] x 100 = -46.87%
Formula
Percentage change = [(280 - 527) / 527] x 100
Subtract the new number by the original number
280 - 527 = -247
-247 ÷ 527 = -0.4686907020872865
-0.4686907020872865 x 100 = -46.87%