110.31% is the change from 320 to 673
Calculation steps:
[( 673 - 320 ) ÷ 320] x 100 = 110.31%
Formula
Percentage change = [(673 - 320) / 320] x 100
Subtract the new number by the original number
673 - 320 = 353
353 ÷ 320 = 1.103125
1.103125 x 100 = 110.31%