-66.98% is the change from 960 to 317
Calculation steps:
[( 317 - 960 ) ÷ 960] x 100 = -66.98%
Formula
Percentage change = [(317 - 960) / 960] x 100
Subtract the new number by the original number
317 - 960 = -643
-643 ÷ 960 = -0.6697916666666667
-0.6697916666666667 x 100 = -66.98%