-50.19% is the change from 524 to 261
Calculation steps:
[( 261 - 524 ) ÷ 524] x 100 = -50.19%
Formula
Percentage change = [(261 - 524) / 524] x 100
Subtract the new number by the original number
261 - 524 = -263
-263 ÷ 524 = -0.5019083969465649
-0.5019083969465649 x 100 = -50.19%