-46.57% is the change from 919 to 491
Calculation steps:
[( 491 - 919 ) ÷ 919] x 100 = -46.57%
Formula
Percentage change = [(491 - 919) / 919] x 100
Subtract the new number by the original number
491 - 919 = -428
-428 ÷ 919 = -0.4657236126224157
-0.4657236126224157 x 100 = -46.57%