-91.09% is the change from 842 to 75
Calculation steps:
[( 75 - 842 ) ÷ 842] x 100 = -91.09%
Formula
Percentage change = [(75 - 842) / 842] x 100
Subtract the new number by the original number
75 - 842 = -767
-767 ÷ 842 = -0.9109263657957245
-0.9109263657957245 x 100 = -91.09%