-93.03% is the change from 717 to 50
Calculation steps:
[( 50 - 717 ) ÷ 717] x 100 = -93.03%
Formula
Percentage change = [(50 - 717) / 717] x 100
Subtract the new number by the original number
50 - 717 = -667
-667 ÷ 717 = -0.9302649930264993
-0.9302649930264993 x 100 = -93.03%