168.31% is the change from 344 to 923
Calculation steps:
[( 923 - 344 ) ÷ 344] x 100 = 168.31%
Formula
Percentage change = [(923 - 344) / 344] x 100
Subtract the new number by the original number
923 - 344 = 579
579 ÷ 344 = 1.683139534883721
1.683139534883721 x 100 = 168.31%