-46.99% is the change from 549 to 291
Calculation steps:
[( 291 - 549 ) ÷ 549] x 100 = -46.99%
Formula
Percentage change = [(291 - 549) / 549] x 100
Subtract the new number by the original number
291 - 549 = -258
-258 ÷ 549 = -0.46994535519125685
-0.46994535519125685 x 100 = -46.99%