315.71% is the change from 210 to 873
Calculation steps:
[( 873 - 210 ) ÷ 210] x 100 = 315.71%
Formula
Percentage change = [(873 - 210) / 210] x 100
Subtract the new number by the original number
873 - 210 = 663
663 ÷ 210 = 3.157142857142857
3.157142857142857 x 100 = 315.71%