-2.8% is the change from 893 to 868
Calculation steps:
[( 868 - 893 ) ÷ 893] x 100 = -2.8%
Formula
Percentage change = [(868 - 893) / 893] x 100
Subtract the new number by the original number
868 - 893 = -25
-25 ÷ 893 = -0.027995520716685332
-0.027995520716685332 x 100 = -2.8%