210% is the change from 220 to 682
Calculation steps:
[( 682 - 220 ) ÷ 220] x 100 = 210%
Formula
Percentage change = [(682 - 220) / 220] x 100
Subtract the new number by the original number
682 - 220 = 462
462 ÷ 220 = 2.1
2.1 x 100 = 210%
Example