-2.12% is the change from 898 to 879
Calculation steps:
[( 879 - 898 ) ÷ 898] x 100 = -2.12%
Formula
Percentage change = [(879 - 898) / 898] x 100
Subtract the new number by the original number
879 - 898 = -19
-19 ÷ 898 = -0.021158129175946547
-0.021158129175946547 x 100 = -2.12%