-89.31% is the change from 814 to 87
Calculation steps:
[( 87 - 814 ) ÷ 814] x 100 = -89.31%
Formula
Percentage change = [(87 - 814) / 814] x 100
Subtract the new number by the original number
87 - 814 = -727
-727 ÷ 814 = -0.8931203931203932
-0.8931203931203932 x 100 = -89.31%