-9.19% is the change from 979 to 889
Calculation steps:
[( 889 - 979 ) ÷ 979] x 100 = -9.19%
Formula
Percentage change = [(889 - 979) / 979] x 100
Subtract the new number by the original number
889 - 979 = -90
-90 ÷ 979 = -0.09193054136874361
-0.09193054136874361 x 100 = -9.19%