-50.98% is the change from 916 to 449
Calculation steps:
[( 449 - 916 ) ÷ 916] x 100 = -50.98%
Formula
Percentage change = [(449 - 916) / 916] x 100
Subtract the new number by the original number
449 - 916 = -467
-467 ÷ 916 = -0.509825327510917
-0.509825327510917 x 100 = -50.98%