137.89% is the change from 388 to 923
Calculation steps:
[( 923 - 388 ) ÷ 388] x 100 = 137.89%
Formula
Percentage change = [(923 - 388) / 388] x 100
Subtract the new number by the original number
923 - 388 = 535
535 ÷ 388 = 1.3788659793814433
1.3788659793814433 x 100 = 137.89%