650% is the change from 128 to 960
Calculation steps:
[( 960 - 128 ) ÷ 128] x 100 = 650%
Formula
Percentage change = [(960 - 128) / 128] x 100
Subtract the new number by the original number
960 - 128 = 832
832 ÷ 128 = 6.5
6.5 x 100 = 650%
Example