-6.81% is the change from 911 to 849
Calculation steps:
[( 849 - 911 ) ÷ 911] x 100 = -6.81%
Formula
Percentage change = [(849 - 911) / 911] x 100
Subtract the new number by the original number
849 - 911 = -62
-62 ÷ 911 = -0.06805708013172337
-0.06805708013172337 x 100 = -6.81%