-92.03% is the change from 816 to 65
Calculation steps:
[( 65 - 816 ) ÷ 816] x 100 = -92.03%
Formula
Percentage change = [(65 - 816) / 816] x 100
Subtract the new number by the original number
65 - 816 = -751
-751 ÷ 816 = -0.9203431372549019
-0.9203431372549019 x 100 = -92.03%