209.9% is the change from 313 to 970
Calculation steps:
[( 970 - 313 ) ÷ 313] x 100 = 209.9%
Formula
Percentage change = [(970 - 313) / 313] x 100
Subtract the new number by the original number
970 - 313 = 657
657 ÷ 313 = 2.099041533546326
2.099041533546326 x 100 = 209.9%