195.71% is the change from 210 to 621
Calculation steps:
[( 621 - 210 ) ÷ 210] x 100 = 195.71%
Formula
Percentage change = [(621 - 210) / 210] x 100
Subtract the new number by the original number
621 - 210 = 411
411 ÷ 210 = 1.957142857142857
1.957142857142857 x 100 = 195.71%