-33.04% is the change from 911 to 610
Calculation steps:
[( 610 - 911 ) ÷ 911] x 100 = -33.04%
Formula
Percentage change = [(610 - 911) / 911] x 100
Subtract the new number by the original number
610 - 911 = -301
-301 ÷ 911 = -0.33040614709110866
-0.33040614709110866 x 100 = -33.04%