-84.4% is the change from 936 to 146
Calculation steps:
[( 146 - 936 ) ÷ 936] x 100 = -84.4%
Formula
Percentage change = [(146 - 936) / 936] x 100
Subtract the new number by the original number
146 - 936 = -790
-790 ÷ 936 = -0.844017094017094
-0.844017094017094 x 100 = -84.4%