-31.29% is the change from 879 to 604
Calculation steps:
[( 604 - 879 ) ÷ 879] x 100 = -31.29%
Formula
Percentage change = [(604 - 879) / 879] x 100
Subtract the new number by the original number
604 - 879 = -275
-275 ÷ 879 = -0.31285551763367464
-0.31285551763367464 x 100 = -31.29%