-45.19% is the change from 717 to 393
Calculation steps:
[( 393 - 717 ) ÷ 717] x 100 = -45.19%
Formula
Percentage change = [(393 - 717) / 717] x 100
Subtract the new number by the original number
393 - 717 = -324
-324 ÷ 717 = -0.45188284518828453
-0.45188284518828453 x 100 = -45.19%