331.36% is the change from 220 to 949
Calculation steps:
[( 949 - 220 ) ÷ 220] x 100 = 331.36%
Formula
Percentage change = [(949 - 220) / 220] x 100
Subtract the new number by the original number
949 - 220 = 729
729 ÷ 220 = 3.3136363636363635
3.3136363636363635 x 100 = 331.36%