326.36% is the change from 220 to 938
Calculation steps:
[( 938 - 220 ) ÷ 220] x 100 = 326.36%
Formula
Percentage change = [(938 - 220) / 220] x 100
Subtract the new number by the original number
938 - 220 = 718
718 ÷ 220 = 3.2636363636363637
3.2636363636363637 x 100 = 326.36%