3658.82% is the change from 17 to 639
Calculation steps:
[( 639 - 17 ) ÷ 17] x 100 = 3658.82%
Formula
Percentage change = [(639 - 17) / 17] x 100
Subtract the new number by the original number
639 - 17 = 622
622 ÷ 17 = 36.588235294117645
36.588235294117645 x 100 = 3658.82%