306.36% is the change from 220 to 894
Calculation steps:
[( 894 - 220 ) ÷ 220] x 100 = 306.36%
Formula
Percentage change = [(894 - 220) / 220] x 100
Subtract the new number by the original number
894 - 220 = 674
674 ÷ 220 = 3.0636363636363635
3.0636363636363635 x 100 = 306.36%