-12.99% is the change from 816 to 710
Calculation steps:
[( 710 - 816 ) ÷ 816] x 100 = -12.99%
Formula
Percentage change = [(710 - 816) / 816] x 100
Subtract the new number by the original number
710 - 816 = -106
-106 ÷ 816 = -0.12990196078431374
-0.12990196078431374 x 100 = -12.99%