-6.35% is the change from 960 to 899
Calculation steps:
[( 899 - 960 ) ÷ 960] x 100 = -6.35%
Formula
Percentage change = [(899 - 960) / 960] x 100
Subtract the new number by the original number
899 - 960 = -61
-61 ÷ 960 = -0.06354166666666666
-0.06354166666666666 x 100 = -6.35%