-23.68% is the change from 891 to 680
Calculation steps:
[( 680 - 891 ) ÷ 891] x 100 = -23.68%
Formula
Percentage change = [(680 - 891) / 891] x 100
Subtract the new number by the original number
680 - 891 = -211
-211 ÷ 891 = -0.23681257014590348
-0.23681257014590348 x 100 = -23.68%