-45.93% is the change from 908 to 491
Calculation steps:
[( 491 - 908 ) ÷ 908] x 100 = -45.93%
Formula
Percentage change = [(491 - 908) / 908] x 100
Subtract the new number by the original number
491 - 908 = -417
-417 ÷ 908 = -0.4592511013215859
-0.4592511013215859 x 100 = -45.93%