-8.32% is the change from 889 to 815
Calculation steps:
[( 815 - 889 ) ÷ 889] x 100 = -8.32%
Formula
Percentage change = [(815 - 889) / 889] x 100
Subtract the new number by the original number
815 - 889 = -74
-74 ÷ 889 = -0.08323959505061868
-0.08323959505061868 x 100 = -8.32%