53.92% is the change from 638 to 982
Calculation steps:
[( 982 - 638 ) ÷ 638] x 100 = 53.92%
Formula
Percentage change = [(982 - 638) / 638] x 100
Subtract the new number by the original number
982 - 638 = 344
344 ÷ 638 = 0.5391849529780565
0.5391849529780565 x 100 = 53.92%