-82.33% is the change from 911 to 161
Calculation steps:
[( 161 - 911 ) ÷ 911] x 100 = -82.33%
Formula
Percentage change = [(161 - 911) / 911] x 100
Subtract the new number by the original number
161 - 911 = -750
-750 ÷ 911 = -0.823271130625686
-0.823271130625686 x 100 = -82.33%