-10.76% is the change from 911 to 813
Calculation steps:
[( 813 - 911 ) ÷ 911] x 100 = -10.76%
Formula
Percentage change = [(813 - 911) / 911] x 100
Subtract the new number by the original number
813 - 911 = -98
-98 ÷ 911 = -0.10757409440175632
-0.10757409440175632 x 100 = -10.76%