251.9% is the change from 210 to 739
Calculation steps:
[( 739 - 210 ) ÷ 210] x 100 = 251.9%
Formula
Percentage change = [(739 - 210) / 210] x 100
Subtract the new number by the original number
739 - 210 = 529
529 ÷ 210 = 2.519047619047619
2.519047619047619 x 100 = 251.9%