-15.35% is the change from 847 to 717
Calculation steps:
[( 717 - 847 ) ÷ 847] x 100 = -15.35%
Formula
Percentage change = [(717 - 847) / 847] x 100
Subtract the new number by the original number
717 - 847 = -130
-130 ÷ 847 = -0.15348288075560804
-0.15348288075560804 x 100 = -15.35%