-45.75% is the change from 905 to 491
Calculation steps:
[( 491 - 905 ) ÷ 905] x 100 = -45.75%
Formula
Percentage change = [(491 - 905) / 905] x 100
Subtract the new number by the original number
491 - 905 = -414
-414 ÷ 905 = -0.4574585635359116
-0.4574585635359116 x 100 = -45.75%