357.14% is the change from 210 to 960
Calculation steps:
[( 960 - 210 ) ÷ 210] x 100 = 357.14%
Formula
Percentage change = [(960 - 210) / 210] x 100
Subtract the new number by the original number
960 - 210 = 750
750 ÷ 210 = 3.5714285714285716
3.5714285714285716 x 100 = 357.14%