-49.4% is the change from 911 to 461
Calculation steps:
[( 461 - 911 ) ÷ 911] x 100 = -49.4%
Formula
Percentage change = [(461 - 911) / 911] x 100
Subtract the new number by the original number
461 - 911 = -450
-450 ÷ 911 = -0.49396267837541163
-0.49396267837541163 x 100 = -49.4%