-98.13% is the change from 911 to 17
Calculation steps:
[( 17 - 911 ) ÷ 911] x 100 = -98.13%
Formula
Percentage change = [(17 - 911) / 911] x 100
Subtract the new number by the original number
17 - 911 = -894
-894 ÷ 911 = -0.9813391877058177
-0.9813391877058177 x 100 = -98.13%