-66.1% is the change from 879 to 298
Calculation steps:
[( 298 - 879 ) ÷ 879] x 100 = -66.1%
Formula
Percentage change = [(298 - 879) / 879] x 100
Subtract the new number by the original number
298 - 879 = -581
-581 ÷ 879 = -0.6609783845278726
-0.6609783845278726 x 100 = -66.1%