-53.46% is the change from 911 to 424
Calculation steps:
[( 424 - 911 ) ÷ 911] x 100 = -53.46%
Formula
Percentage change = [(424 - 911) / 911] x 100
Subtract the new number by the original number
424 - 911 = -487
-487 ÷ 911 = -0.5345773874862788
-0.5345773874862788 x 100 = -53.46%