-83.55% is the change from 936 to 154
Calculation steps:
[( 154 - 936 ) ÷ 936] x 100 = -83.55%
Formula
Percentage change = [(154 - 936) / 936] x 100
Subtract the new number by the original number
154 - 936 = -782
-782 ÷ 936 = -0.8354700854700855
-0.8354700854700855 x 100 = -83.55%