667.97% is the change from 128 to 983
Calculation steps:
[( 983 - 128 ) ÷ 128] x 100 = 667.97%
Formula
Percentage change = [(983 - 128) / 128] x 100
Subtract the new number by the original number
983 - 128 = 855
855 ÷ 128 = 6.6796875
6.6796875 x 100 = 667.97%