-67.36% is the change from 959 to 313
Calculation steps:
[( 313 - 959 ) ÷ 959] x 100 = -67.36%
Formula
Percentage change = [(313 - 959) / 959] x 100
Subtract the new number by the original number
313 - 959 = -646
-646 ÷ 959 = -0.6736183524504692
-0.6736183524504692 x 100 = -67.36%