-41.33% is the change from 842 to 494
Calculation steps:
[( 494 - 842 ) ÷ 842] x 100 = -41.33%
Formula
Percentage change = [(494 - 842) / 842] x 100
Subtract the new number by the original number
494 - 842 = -348
-348 ÷ 842 = -0.41330166270783847
-0.41330166270783847 x 100 = -41.33%