-73.44% is the change from 964 to 256
Calculation steps:
[( 256 - 964 ) ÷ 964] x 100 = -73.44%
Formula
Percentage change = [(256 - 964) / 964] x 100
Subtract the new number by the original number
256 - 964 = -708
-708 ÷ 964 = -0.7344398340248963
-0.7344398340248963 x 100 = -73.44%