140.77% is the change from 390 to 939
Calculation steps:
[( 939 - 390 ) ÷ 390] x 100 = 140.77%
Formula
Percentage change = [(939 - 390) / 390] x 100
Subtract the new number by the original number
939 - 390 = 549
549 ÷ 390 = 1.4076923076923078
1.4076923076923078 x 100 = 140.77%