339.82% is the change from 221 to 972
Calculation steps:
[( 972 - 221 ) ÷ 221] x 100 = 339.82%
Formula
Percentage change = [(972 - 221) / 221] x 100
Subtract the new number by the original number
972 - 221 = 751
751 ÷ 221 = 3.3981900452488687
3.3981900452488687 x 100 = 339.82%