Using the place value chart, we can see that the decimal 0.1 is one tenth, so we can write 0.1 as the fraction 1 out of 10 or \(\frac{1}{10}\).
The fraction \(\frac{1}{10}\) is in lowest terms.
Therefore, 0.1 can be written as the fraction \(\frac{1}{10}\), which is in lowest terms.
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