SOLUTION: What does it mean when there is a dash (-) above a number? _

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Question 484456: What does it mean when there is a dash (-) above a number?

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Answer by chessace(471) About Me  (Show Source):
You can put this solution on YOUR website!
In logic it can mean NOT the variable beneath.
In decimal fractions it means repeat these digits beneath.
1/3 = 0.3 (with over-dash, fonts are not good)
In most other cases, it's a notation defined by the author for just about anything relevant.