-19.53% is the change from 717 to 577
Calculation steps:
[( 577 - 717 ) ÷ 717] x 100 = -19.53%
Formula
Percentage change = [(577 - 717) / 717] x 100
Subtract the new number by the original number
577 - 717 = -140
-140 ÷ 717 = -0.19525801952580196
-0.19525801952580196 x 100 = -19.53%