-25.81% is the change from 891 to 661
Calculation steps:
[( 661 - 891 ) ÷ 891] x 100 = -25.81%
Formula
Percentage change = [(661 - 891) / 891] x 100
Subtract the new number by the original number
661 - 891 = -230
-230 ÷ 891 = -0.25813692480359146
-0.25813692480359146 x 100 = -25.81%