349.09% is the change from 220 to 988
Calculation steps:
[( 988 - 220 ) ÷ 220] x 100 = 349.09%
Formula
Percentage change = [(988 - 220) / 220] x 100
Subtract the new number by the original number
988 - 220 = 768
768 ÷ 220 = 3.4909090909090907
3.4909090909090907 x 100 = 349.09%