-13.41% is the change from 828 to 717
Calculation steps:
[( 717 - 828 ) ÷ 828] x 100 = -13.41%
Formula
Percentage change = [(717 - 828) / 828] x 100
Subtract the new number by the original number
717 - 828 = -111
-111 ÷ 828 = -0.13405797101449277
-0.13405797101449277 x 100 = -13.41%