247.27% is the change from 220 to 764
Calculation steps:
[( 764 - 220 ) ÷ 220] x 100 = 247.27%
Formula
Percentage change = [(764 - 220) / 220] x 100
Subtract the new number by the original number
764 - 220 = 544
544 ÷ 220 = 2.4727272727272727
2.4727272727272727 x 100 = 247.27%