-33.41% is the change from 838 to 558
Calculation steps:
[( 558 - 838 ) ÷ 838] x 100 = -33.41%
Formula
Percentage change = [(558 - 838) / 838] x 100
Subtract the new number by the original number
558 - 838 = -280
-280 ÷ 838 = -0.3341288782816229
-0.3341288782816229 x 100 = -33.41%