-28.03% is the change from 892 to 642
Calculation steps:
[( 642 - 892 ) ÷ 892] x 100 = -28.03%
Formula
Percentage change = [(642 - 892) / 892] x 100
Subtract the new number by the original number
642 - 892 = -250
-250 ÷ 892 = -0.2802690582959641
-0.2802690582959641 x 100 = -28.03%