-87.28% is the change from 810 to 103
Calculation steps:
[( 103 - 810 ) ÷ 810] x 100 = -87.28%
Formula
Percentage change = [(103 - 810) / 810] x 100
Subtract the new number by the original number
103 - 810 = -707
-707 ÷ 810 = -0.8728395061728395
-0.8728395061728395 x 100 = -87.28%