-91.03% is the change from 836 to 75
Calculation steps:
[( 75 - 836 ) ÷ 836] x 100 = -91.03%
Formula
Percentage change = [(75 - 836) / 836] x 100
Subtract the new number by the original number
75 - 836 = -761
-761 ÷ 836 = -0.9102870813397129
-0.9102870813397129 x 100 = -91.03%