-54.41% is the change from 919 to 419
Calculation steps:
[( 419 - 919 ) ÷ 919] x 100 = -54.41%
Formula
Percentage change = [(419 - 919) / 919] x 100
Subtract the new number by the original number
419 - 919 = -500
-500 ÷ 919 = -0.544069640914037
-0.544069640914037 x 100 = -54.41%