-91.88% is the change from 800 to 65
Calculation steps:
[( 65 - 800 ) ÷ 800] x 100 = -91.88%
Formula
Percentage change = [(65 - 800) / 800] x 100
Subtract the new number by the original number
65 - 800 = -735
-735 ÷ 800 = -0.91875
-0.91875 x 100 = -91.88%