-66.89% is the change from 879 to 291
Calculation steps:
[( 291 - 879 ) ÷ 879] x 100 = -66.89%
Formula
Percentage change = [(291 - 879) / 879] x 100
Subtract the new number by the original number
291 - 879 = -588
-588 ÷ 879 = -0.6689419795221843
-0.6689419795221843 x 100 = -66.89%