53.68% is the change from 639 to 982
Calculation steps:
[( 982 - 639 ) ÷ 639] x 100 = 53.68%
Formula
Percentage change = [(982 - 639) / 639] x 100
Subtract the new number by the original number
982 - 639 = 343
343 ÷ 639 = 0.5367762128325508
0.5367762128325508 x 100 = 53.68%