-84.63% is the change from 911 to 140
Calculation steps:
[( 140 - 911 ) ÷ 911] x 100 = -84.63%
Formula
Percentage change = [(140 - 911) / 911] x 100
Subtract the new number by the original number
140 - 911 = -771
-771 ÷ 911 = -0.8463227222832053
-0.8463227222832053 x 100 = -84.63%