-68.06% is the change from 911 to 291
Calculation steps:
[( 291 - 911 ) ÷ 911] x 100 = -68.06%
Formula
Percentage change = [(291 - 911) / 911] x 100
Subtract the new number by the original number
291 - 911 = -620
-620 ÷ 911 = -0.6805708013172338
-0.6805708013172338 x 100 = -68.06%