-29.69% is the change from 960 to 675
Calculation steps:
[( 675 - 960 ) ÷ 960] x 100 = -29.69%
Formula
Percentage change = [(675 - 960) / 960] x 100
Subtract the new number by the original number
675 - 960 = -285
-285 ÷ 960 = -0.296875
-0.296875 x 100 = -29.69%