-33.73% is the change from 842 to 558
Calculation steps:
[( 558 - 842 ) ÷ 842] x 100 = -33.73%
Formula
Percentage change = [(558 - 842) / 842] x 100
Subtract the new number by the original number
558 - 842 = -284
-284 ÷ 842 = -0.33729216152019004
-0.33729216152019004 x 100 = -33.73%