How do you write #2/11# as a decimal?
2 Answers
The two dots above the last 1 and 8 indicate that they repeat indefinitely. You may also use a dash above them.
Suppose you do not have a calculator.
Explanation:
For another IMPORTANT example have a look at
https://socratic.org/s/aKi5x5nx
It is important as it shows how to deal with zeros. In the above we have the answer
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We avoid the decimal point until write at the end
11 is more that 2 but we can and may write 2 as
We reintroduce the decimal at the very end by multiplying the answer by EXERY adjuster of
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We are getting a pattern of repeats so we may stop at this point as we can see what that pattern is.
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As this is a repeating pattern we have
If we put a bar over a repeating par it mathematically indicates that they repeat for ever. So we can write: