-44.89% is the change from 891 to 491
Calculation steps:
[( 491 - 891 ) ÷ 891] x 100 = -44.89%
Formula
Percentage change = [(491 - 891) / 891] x 100
Subtract the new number by the original number
491 - 891 = -400
-400 ÷ 891 = -0.4489337822671156
-0.4489337822671156 x 100 = -44.89%