48.04% is the change from 664 to 983
Calculation steps:
[( 983 - 664 ) ÷ 664] x 100 = 48.04%
Formula
Percentage change = [(983 - 664) / 664] x 100
Subtract the new number by the original number
983 - 664 = 319
319 ÷ 664 = 0.48042168674698793
0.48042168674698793 x 100 = 48.04%