-25.59% is the change from 891 to 663
Calculation steps:
[( 663 - 891 ) ÷ 891] x 100 = -25.59%
Formula
Percentage change = [(663 - 891) / 891] x 100
Subtract the new number by the original number
663 - 891 = -228
-228 ÷ 891 = -0.2558922558922559
-0.2558922558922559 x 100 = -25.59%