139.69% is the change from 393 to 942
Calculation steps:
[( 942 - 393 ) ÷ 393] x 100 = 139.69%
Formula
Percentage change = [(942 - 393) / 393] x 100
Subtract the new number by the original number
942 - 393 = 549
549 ÷ 393 = 1.3969465648854962
1.3969465648854962 x 100 = 139.69%