-65.75% is the change from 911 to 312
Calculation steps:
[( 312 - 911 ) ÷ 911] x 100 = -65.75%
Formula
Percentage change = [(312 - 911) / 911] x 100
Subtract the new number by the original number
312 - 911 = -599
-599 ÷ 911 = -0.6575192096597146
-0.6575192096597146 x 100 = -65.75%