93.9% is the change from 344 to 667
Calculation steps:
[( 667 - 344 ) ÷ 344] x 100 = 93.9%
Formula
Percentage change = [(667 - 344) / 344] x 100
Subtract the new number by the original number
667 - 344 = 323
323 ÷ 344 = 0.938953488372093
0.938953488372093 x 100 = 93.9%