-73.27% is the change from 879 to 235
Calculation steps:
[( 235 - 879 ) ÷ 879] x 100 = -73.27%
Formula
Percentage change = [(235 - 879) / 879] x 100
Subtract the new number by the original number
235 - 879 = -644
-644 ÷ 879 = -0.732650739476678
-0.732650739476678 x 100 = -73.27%