138.32% is the change from 394 to 939
Calculation steps:
[( 939 - 394 ) ÷ 394] x 100 = 138.32%
Formula
Percentage change = [(939 - 394) / 394] x 100
Subtract the new number by the original number
939 - 394 = 545
545 ÷ 394 = 1.383248730964467
1.383248730964467 x 100 = 138.32%