97.94% is the change from 340 to 673
Calculation steps:
[( 673 - 340 ) ÷ 340] x 100 = 97.94%
Formula
Percentage change = [(673 - 340) / 340] x 100
Subtract the new number by the original number
673 - 340 = 333
333 ÷ 340 = 0.9794117647058823
0.9794117647058823 x 100 = 97.94%