-67.4% is the change from 960 to 313
Calculation steps:
[( 313 - 960 ) ÷ 960] x 100 = -67.4%
Formula
Percentage change = [(313 - 960) / 960] x 100
Subtract the new number by the original number
313 - 960 = -647
-647 ÷ 960 = -0.6739583333333333
-0.6739583333333333 x 100 = -67.4%