-61.75% is the change from 549 to 210
Calculation steps:
[( 210 - 549 ) ÷ 549] x 100 = -61.75%
Formula
Percentage change = [(210 - 549) / 549] x 100
Subtract the new number by the original number
210 - 549 = -339
-339 ÷ 549 = -0.6174863387978142
-0.6174863387978142 x 100 = -61.75%