-2.13% is the change from 890 to 871
Calculation steps:
[( 871 - 890 ) ÷ 890] x 100 = -2.13%
Formula
Percentage change = [(871 - 890) / 890] x 100
Subtract the new number by the original number
871 - 890 = -19
-19 ÷ 890 = -0.021348314606741574
-0.021348314606741574 x 100 = -2.13%