303.33% is the change from 210 to 847
Calculation steps:
[( 847 - 210 ) ÷ 210] x 100 = 303.33%
Formula
Percentage change = [(847 - 210) / 210] x 100
Subtract the new number by the original number
847 - 210 = 637
637 ÷ 210 = 3.033333333333333
3.033333333333333 x 100 = 303.33%