353.64% is the change from 220 to 998
Calculation steps:
[( 998 - 220 ) ÷ 220] x 100 = 353.64%
Formula
Percentage change = [(998 - 220) / 220] x 100
Subtract the new number by the original number
998 - 220 = 778
778 ÷ 220 = 3.536363636363636
3.536363636363636 x 100 = 353.64%