647.66% is the change from 128 to 957
Calculation steps:
[( 957 - 128 ) ÷ 128] x 100 = 647.66%
Formula
Percentage change = [(957 - 128) / 128] x 100
Subtract the new number by the original number
957 - 128 = 829
829 ÷ 128 = 6.4765625
6.4765625 x 100 = 647.66%