167.54% is the change from 345 to 923
Calculation steps:
[( 923 - 345 ) ÷ 345] x 100 = 167.54%
Formula
Percentage change = [(923 - 345) / 345] x 100
Subtract the new number by the original number
923 - 345 = 578
578 ÷ 345 = 1.6753623188405797
1.6753623188405797 x 100 = 167.54%