-68.09% is the change from 959 to 306
Calculation steps:
[( 306 - 959 ) ÷ 959] x 100 = -68.09%
Formula
Percentage change = [(306 - 959) / 959] x 100
Subtract the new number by the original number
306 - 959 = -653
-653 ÷ 959 = -0.6809176225234619
-0.6809176225234619 x 100 = -68.09%