-94.92% is the change from 827 to 42
Calculation steps:
[( 42 - 827 ) ÷ 827] x 100 = -94.92%
Formula
Percentage change = [(42 - 827) / 827] x 100
Subtract the new number by the original number
42 - 827 = -785
-785 ÷ 827 = -0.9492140266021766
-0.9492140266021766 x 100 = -94.92%