-98.07% is the change from 879 to 17
Calculation steps:
[( 17 - 879 ) ÷ 879] x 100 = -98.07%
Formula
Percentage change = [(17 - 879) / 879] x 100
Subtract the new number by the original number
17 - 879 = -862
-862 ÷ 879 = -0.9806598407281001
-0.9806598407281001 x 100 = -98.07%