221.12% is the change from 303 to 973
Calculation steps:
[( 973 - 303 ) ÷ 303] x 100 = 221.12%
Formula
Percentage change = [(973 - 303) / 303] x 100
Subtract the new number by the original number
973 - 303 = 670
670 ÷ 303 = 2.211221122112211
2.211221122112211 x 100 = 221.12%