-10.25% is the change from 800 to 718
Calculation steps:
[( 718 - 800 ) ÷ 800] x 100 = -10.25%
Formula
Percentage change = [(718 - 800) / 800] x 100
Subtract the new number by the original number
718 - 800 = -82
-82 ÷ 800 = -0.1025
-0.1025 x 100 = -10.25%