-19.83% is the change from 842 to 675
Calculation steps:
[( 675 - 842 ) ÷ 842] x 100 = -19.83%
Formula
Percentage change = [(675 - 842) / 842] x 100
Subtract the new number by the original number
675 - 842 = -167
-167 ÷ 842 = -0.19833729216152018
-0.19833729216152018 x 100 = -19.83%