-49.04% is the change from 571 to 291
Calculation steps:
[( 291 - 571 ) ÷ 571] x 100 = -49.04%
Formula
Percentage change = [(291 - 571) / 571] x 100
Subtract the new number by the original number
291 - 571 = -280
-280 ÷ 571 = -0.4903677758318739
-0.4903677758318739 x 100 = -49.04%