-20.02% is the change from 879 to 703
Calculation steps:
[( 703 - 879 ) ÷ 879] x 100 = -20.02%
Formula
Percentage change = [(703 - 879) / 879] x 100
Subtract the new number by the original number
703 - 879 = -176
-176 ÷ 879 = -0.20022753128555176
-0.20022753128555176 x 100 = -20.02%