-30.82% is the change from 717 to 496
Calculation steps:
[( 496 - 717 ) ÷ 717] x 100 = -30.82%
Formula
Percentage change = [(496 - 717) / 717] x 100
Subtract the new number by the original number
496 - 717 = -221
-221 ÷ 717 = -0.3082287308228731
-0.3082287308228731 x 100 = -30.82%