-94.79% is the change from 806 to 42
Calculation steps:
[( 42 - 806 ) ÷ 806] x 100 = -94.79%
Formula
Percentage change = [(42 - 806) / 806] x 100
Subtract the new number by the original number
42 - 806 = -764
-764 ÷ 806 = -0.9478908188585607
-0.9478908188585607 x 100 = -94.79%