-13.38% is the change from 800 to 693
Calculation steps:
[( 693 - 800 ) ÷ 800] x 100 = -13.38%
Formula
Percentage change = [(693 - 800) / 800] x 100
Subtract the new number by the original number
693 - 800 = -107
-107 ÷ 800 = -0.13375
-0.13375 x 100 = -13.38%