-4.28% is the change from 911 to 872
Calculation steps:
[( 872 - 911 ) ÷ 911] x 100 = -4.28%
Formula
Percentage change = [(872 - 911) / 911] x 100
Subtract the new number by the original number
872 - 911 = -39
-39 ÷ 911 = -0.042810098792535674
-0.042810098792535674 x 100 = -4.28%