-64.74% is the change from 899 to 317
Calculation steps:
[( 317 - 899 ) ÷ 899] x 100 = -64.74%
Formula
Percentage change = [(317 - 899) / 899] x 100
Subtract the new number by the original number
317 - 899 = -582
-582 ÷ 899 = -0.6473859844271412
-0.6473859844271412 x 100 = -64.74%