-19.25% is the change from 717 to 579
Calculation steps:
[( 579 - 717 ) ÷ 717] x 100 = -19.25%
Formula
Percentage change = [(579 - 717) / 717] x 100
Subtract the new number by the original number
579 - 717 = -138
-138 ÷ 717 = -0.19246861924686193
-0.19246861924686193 x 100 = -19.25%