-75.43% is the change from 879 to 216
Calculation steps:
[( 216 - 879 ) ÷ 879] x 100 = -75.43%
Formula
Percentage change = [(216 - 879) / 879] x 100
Subtract the new number by the original number
216 - 879 = -663
-663 ÷ 879 = -0.7542662116040956
-0.7542662116040956 x 100 = -75.43%