513.33% is the change from 105 to 644
Calculation steps:
[( 644 - 105 ) ÷ 105] x 100 = 513.33%
Formula
Percentage change = [(644 - 105) / 105] x 100
Subtract the new number by the original number
644 - 105 = 539
539 ÷ 105 = 5.133333333333334
5.133333333333334 x 100 = 513.33%