-31.04% is the change from 960 to 662
Calculation steps:
[( 662 - 960 ) ÷ 960] x 100 = -31.04%
Formula
Percentage change = [(662 - 960) / 960] x 100
Subtract the new number by the original number
662 - 960 = -298
-298 ÷ 960 = -0.3104166666666667
-0.3104166666666667 x 100 = -31.04%