-29.1% is the change from 842 to 597
Calculation steps:
[( 597 - 842 ) ÷ 842] x 100 = -29.1%
Formula
Percentage change = [(597 - 842) / 842] x 100
Subtract the new number by the original number
597 - 842 = -245
-245 ÷ 842 = -0.29097387173396677
-0.29097387173396677 x 100 = -29.1%