-31.94% is the change from 717 to 488
Calculation steps:
[( 488 - 717 ) ÷ 717] x 100 = -31.94%
Formula
Percentage change = [(488 - 717) / 717] x 100
Subtract the new number by the original number
488 - 717 = -229
-229 ÷ 717 = -0.3193863319386332
-0.3193863319386332 x 100 = -31.94%