-91.1% is the change from 876 to 78
Calculation steps:
[( 78 - 876 ) ÷ 876] x 100 = -91.1%
Formula
Percentage change = [(78 - 876) / 876] x 100
Subtract the new number by the original number
78 - 876 = -798
-798 ÷ 876 = -0.910958904109589
-0.910958904109589 x 100 = -91.1%