345% is the change from 220 to 979
Calculation steps:
[( 979 - 220 ) ÷ 220] x 100 = 345%
Formula
Percentage change = [(979 - 220) / 220] x 100
Subtract the new number by the original number
979 - 220 = 759
759 ÷ 220 = 3.45
3.45 x 100 = 345%
Example