525.24% is the change from 103 to 644
Calculation steps:
[( 644 - 103 ) ÷ 103] x 100 = 525.24%
Formula
Percentage change = [(644 - 103) / 103] x 100
Subtract the new number by the original number
644 - 103 = 541
541 ÷ 103 = 5.252427184466019
5.252427184466019 x 100 = 525.24%