-37.32% is the change from 911 to 571
Calculation steps:
[( 571 - 911 ) ÷ 911] x 100 = -37.32%
Formula
Percentage change = [(571 - 911) / 911] x 100
Subtract the new number by the original number
571 - 911 = -340
-340 ÷ 911 = -0.3732162458836443
-0.3732162458836443 x 100 = -37.32%