351.9% is the change from 210 to 949
Calculation steps:
[( 949 - 210 ) ÷ 210] x 100 = 351.9%
Formula
Percentage change = [(949 - 210) / 210] x 100
Subtract the new number by the original number
949 - 210 = 739
739 ÷ 210 = 3.519047619047619
3.519047619047619 x 100 = 351.9%