312.86% is the change from 210 to 867
Calculation steps:
[( 867 - 210 ) ÷ 210] x 100 = 312.86%
Formula
Percentage change = [(867 - 210) / 210] x 100
Subtract the new number by the original number
867 - 210 = 657
657 ÷ 210 = 3.1285714285714286
3.1285714285714286 x 100 = 312.86%