-34.49% is the change from 838 to 549
Calculation steps:
[( 549 - 838 ) ÷ 838] x 100 = -34.49%
Formula
Percentage change = [(549 - 838) / 838] x 100
Subtract the new number by the original number
549 - 838 = -289
-289 ÷ 838 = -0.3448687350835322
-0.3448687350835322 x 100 = -34.49%