-30.83% is the change from 879 to 608
Calculation steps:
[( 608 - 879 ) ÷ 879] x 100 = -30.83%
Formula
Percentage change = [(608 - 879) / 879] x 100
Subtract the new number by the original number
608 - 879 = -271
-271 ÷ 879 = -0.3083048919226394
-0.3083048919226394 x 100 = -30.83%