347.09% is the change from 223 to 997
Calculation steps:
[( 997 - 223 ) ÷ 223] x 100 = 347.09%
Formula
Percentage change = [(997 - 223) / 223] x 100
Subtract the new number by the original number
997 - 223 = 774
774 ÷ 223 = 3.4708520179372195
3.4708520179372195 x 100 = 347.09%