-33.19% is the change from 717 to 479
Calculation steps:
[( 479 - 717 ) ÷ 717] x 100 = -33.19%
Formula
Percentage change = [(479 - 717) / 717] x 100
Subtract the new number by the original number
479 - 717 = -238
-238 ÷ 717 = -0.3319386331938633
-0.3319386331938633 x 100 = -33.19%