-10.04% is the change from 797 to 717
Calculation steps:
[( 717 - 797 ) ÷ 797] x 100 = -10.04%
Formula
Percentage change = [(717 - 797) / 797] x 100
Subtract the new number by the original number
717 - 797 = -80
-80 ÷ 797 = -0.10037641154328733
-0.10037641154328733 x 100 = -10.04%